Holden bcm code Oct 13, 2011 · If you press the fist one, the "all new" option, the tech 1 asks for the vehicles security code first before programming the new keyfob. If you earth the wire from the BCM the car will crank straight away. 05 vz. Apr 17, 2011 · hi folks. Top. Holden VT/VX Installing and Programming a replacement Body Control Module (BCM) or Powertrain Control Module (PCM) When a new BCM or PCM is fitted to a VT or VX Commodore the must be linked before the vehicle will start. Holden JG/JH Cruze Instrument Cluster Programming $ 220. Jul 14, 2012 · same issue hey clampdj, im having the exact same issue with my 2003 vy commodore s I, coincidently started happening after my front end was reversed into. 31. Apr 9, 2015 · Joined Aug 15, 2004 Messages 6,497 Reaction score 11,899 Points 113 Location SE Suburbs, Melbourne Members Ride RG Z71 Colorado, 120 Prado , VDJ200, Vantage Jul 1, 2009 · my new 2009 had 500 miles on it when the BCM=BODY CONTROL MODULE went bad. Dec 19, 2024 · The U0140 code stands for “Lost Communication With Body Control Module (BCM)”, which usually means the BCM isn’t properly transmitting or receiving signals from various switches and sensors in your vehicle. Example: Security Code '027953' would be 0x316D (bytes are swapped) Have recently had a dead ECU in Australian 2005 V6 alloytech Holden VZ commodore. ive put in a new from holden relay, the white one, and reset the code and it keeps coming up. Red oval highlights area to inspect for corrosion. we are having same problems with out trolling motors made by MOTORGUIDE. Once you have both security codes you are good to Apr 26, 2011 · Holden BCM and Key Fobs Post by VX L67 Getrag » Sun Jan 13, 2019 10:59 am Sounds like you weren't using the latest flash tool as I think it does checksum fix before first write(a featured I pushed a few years ago, to save extra time writing). Feb 7, 2015 · 2. Important Note for VT, VX, VY and VZ: The BCM Security Code is required for “KEY CODE (NEW KEY)”. Joined Apr 9, 2017 BCM to Slip Ring terminal VR BCM/TDM B27 VS BCM Low B27 VS BCM Hi C7 VT / VX BCM Low D12 VT / VX BCM Hi E1 VY BCM All X2-7!ATTENTION! Note: Waiting times stated on screen while performing Key Code, BCM Linking or Security Information programming must be followed. be/khJZz1kiWTo?si= May 3, 2012 · vs ss Posts: 590 Joined: Thu Nov 03, 2011 9:57 am cars: hsv enhanced vs ss vt xu6 fb holden toyota landcruiser vt ss s1 Location: perth wa Aug 6, 2015 · When the Holden tech plugs his computer into the vehicle to attempt to do this to the BCM, he must enter the vehicles VIN otherwise nothing will happen. I can't erase either so my guess is there is a positive problem. Below are some possible fixes for the automobile fault code u0101, including inspecting wiring harness and connectors for damage or corrosion. assuming the key is in good nick, the issue will be on the circuit between the key reader and BCM, the bcm needs to put out earth to the starter relay for the car to start. With the money youve saved go and spend another $50 and get a gregorys workshop manual for your Code U0140 pertains to the BCM or the wiring to the BCM from the engine control module (ECM). But I've come to a point where I need to disable RAP (Retained Accessory Power) in particular, the radio. " Since you mentioned that you can't view the attached files, I'll provide a general response to your question. The PIM Receives the security code and compare this to a security code programmed into the PIM. Jun 25, 2014 · 3. If you see any signs externally, you can verify the need to replace the BCM by disconnecting and removing the BCM, then opening the case. This tutorial demonstrates how easy the programming is to complete using OBDSync, which can be completed in a matter of minutes. Install new BCM. In this video i will explain the function, frequent problems you may en Jan 27, 2025 · When the BCM is experiencing problems, it can even affect the TCM’s ability to function as it should. Thread starter 04vycrewman; Start date Apr 20, 2017; 0. . Sep 5, 2020 · We received a second hand ECU from person whom vehicle was purchased from. Apr 20, 2017 · VY Holden Commodore (2002 - 2004) . Just upgrading the BCM alone isn't going to give you anything. This is needed when a Feb 12, 2021 · Just punched the old radio code into the radio and it also fired straight up. But it all worked fine. Stop f@#king around with it thinking you know what you are doing and check it with the engine off and the ignition on and get the correct codes the first time. 00 Add to cart; Jul 21, 2021 · The security code is received via the slip ring, or by the remote receiver in the event of no slip ring communication. jpg (2. OBDSync is an application designed to flash Holden/GM modules to allow an easy and affordable way to reprogram or replace faulty modules. Joined Jul 6, 2019 Messages 6 Reaction Sep 15, 2024 · By being careful and taking quick action, you can solve the U0140 code quickly. It is needed for many things, but the most common is for programming the key/keyless entry with a Tech-2. Fault code B3883 - license plate lamp circuit malfunction. anyone think the bcm need relinking by holden to the pcm again Jul 22, 2019 · Different key code to original BCM from Holden. Thread starter Candy-apple; Start date Jul 22, 2019; Candy-apple New Member. They included a 'U0140 Lost Comms BCM' and 'P068A engine controls ignition relay de-energised too early' and 'U0418 Invalid data from BSCM'. Ive got the security code for the car here. Been for a couple decent drives, all seems to be working perfectly. holden codes, holden code 89, holden code reader, holden code 82, holden code 84, holden code 79, holden code 136, holden code 35, holden code gv7, holden code p0008. You could do it yourself but you need the definition file for the VS ECU. Any help would be much appreciated. If it doesn't have the RPO code/s it can't be done apparently. While adding a second key is a common solution for this issue, you can try performing a 30-minute relearn procedure without adding a second key. Instructions for key coding and Body Control Module (BCM) linking on Holden and Ford vehicles. However, if more in-depth reprogramming of the BCM is required, the costs may rise to $200 to $300. Different levels of BCM suit standard VZ to upmarket models like Calais. Nov 23, 2011 · If you have the equipment, read the EEPROM in the BCM, then look at the bytes at offset 0x52. After 20-30 seconds you should hear the dash make a chiming sound. Below is an example of what may be displayed: NOTE: If any failure messages appear then refer to Failure Messages section at the end of this Key Coding & BCM Linking section in this manual Nov 21, 2023 · What Does Code B1325 Mean? SPECIAL NOTES: As with many other trouble codes, Chevrolet-specific trouble code B1325 is listed with different definitions by different resources. Go to the wreckers and get a second hand BCM and matching key fob. Fix U0101 Code: Simple Steps To Get Your Car Running. 5. Mar 17, 2009 · The ECU will set code 31 if the BCM or TDM does not return a signal to the ECU to permit operation of the injectors. Not Oct 9, 2022 · My wife has a thunder she crashed it on the drag strip. Dont pay rediculous amounts of cash to someone for an easy job. codes being diagnosed before history codes. Meanwhile, a BCM replacement, including parts and labor, can cost around $300 to $600, depending on your vehicle model. Holden Commodore VX BCM. 35 KiB) Viewed 2627 times Codes IMG_1422. Write down original ECU VIN. Damaged wires, BCM internal hardware failure, and data network problems are some common causes of the U0140 code. New ECU was reprogrammed on bench and installed into vehcile. Linked with the Tech2 and door locks now operational. 22 KiB) Viewed 2627 times Cluster not working image. How to tell body control module (bcm) failed and should be replaced and reprogrammed. com. May 15, 2012 · The latest updates: It's not the Alternator! Its' not the Earths - One on the Body near the ABS / Other on Block near Drivers side engine mount (Checked and cleaned both of them!). Calculate PIN Code by Dump EEPROM FLASH MCU EPROM Supports more brands & electronic units than our competitors CWP 2 ICC combined Holden BCM : 24C04, 24C16, 93C46 Jun 16, 2023 · During vehicle operation, the BCM sends the immobilizer identifier as a challenge and each module responds to the challenge by sending the environment identifier back to the BCM. Call Holden and give them the two VIN's and get the four digit security code for each VIN. 29-07-2013, 06:22 PM #4 Langey Jun 2, 2022 · most likely entered the BCM. Once a Key Pad is coded to a BCM it cannot be coded to another BCM. Skip to product information Open media 1 in modal 1 / of 1. Sep 23, 2019 · Joined Feb 3, 2018 Messages 11,255 Reaction score 13,339 Points 113 Age 124 Location Downunder Members Ride Commodore Motorsport Edition ECM, PIM & BCM complete an authentication process: 1. On VY and VZ models there is only one method of adding a key to the BCM > KEY CODE (NEW KEY). Apr 26, 2011 · EXTRA KEY requires a valid key to disarm the Theft Deterrent to allow the new key to be programmed. 6) Select SECURITY DATA from the DATA MENU . Using the Tech2 select VT/VX Commodore and go to Body > BCM > Security > Program new key. ECU is no issue, I use HPTuners currently. Once the PIM receives and verifies the correct security code from the BCM, it then sends a security code to the ECM. Most already know how to get the BCM code to do this. Happy days Aug 5, 2011 · They are both for a code 19 current and history. The only variation are the bar code numbers. . VR-VY Holden BCM Simulator: View Post MrModule. Four digit security code of the replacement ECU; Getting Codes. Ive Jun 2, 2023 · When learning a coded key, the Body Control Module (BCM) is placed in learn mode. • Three or more of the following Environment ID DTCs (B3978 00, B3979 00, B3980 00, B3981 00) are current in the BCM. I am now able to communication with the ECU but i am recieving alot of CAN communication errors. Yellow oval highlights corrosion in this BCM. The instructions outline connecting a scan tool, erasing trouble codes, selecting the security programming option, and inserting existing and new keys to turn the Apr 1, 2010 · Mate a wreckers would be the best shot. com as we further define this code, discuss its severity and Attachments Codes IMG_1423. 2011 Holden Cruze SRi-V I pulled the mech out, 4 bolts, so easy enough (there are some youtube vids on this) pulled the mech apart and noticed the worm drive part of the mech was broken. After a front end rebuild we had break issues have replaced the the abs module now getting a fault code. Mar 24, 2025 · Holden CG Captiva Rear Drive Module (RDM) Replacement Programming and Flashing; Holden CG Captiva Transmission Control Module (TCM) Replacement Programming and VIN Security Linking Oct 31, 2023 · Hey guys, need some help on how to access the BCM on a Holden VF commodore. 6. The PCM returns an OK TO START message telling the BCM to jump This document provides instructions for programming new keys for Holden Commodore VR, VS, and VT models. This may manifest as transmission-related issues like erratic shifting, reduced fuel efficiency, and compromised vehicle performance. Remove the engine management fuse (it's a red 10amp fuse no. got another from the wrecks, still did not work, but noticed a "wrong password Jan 4, 2010 · Talk to Kalmaker in Perth. Diagnosis: When diagnosing a BCM fault, a scan of the vehicles fault codes via the On-Board Diagnostic (OBD) is Aug 5, 2011 · Holden/Delco Tuning. Dec 1, 2016 · trying to program a new key, but security code is rejected by the BCM, so thinking it must have been changed at some point. have fitted another BCM with functioning key, and the supplied security code works on that BCM, and it has all functions, but, because of the ESS, cannot link it to the PCM, tech 2 just says "disable security". (from the same car obviously). They sent with it a key fob, BCM, instrument cluster & immobilizer coil. Included in this suite: OBDSync Scantool USB Cable Token Serial (As per selected option) Purchases of 10 tokens and above, discounts are automatically applied. • The BCM may have set DTC B389A 00, and it is current. On VR, VS, VT and VX series Keys are added in one of two ways: 1) “KEY CODE (EXTRA KEY)” adds a new key when there is a valid key existing 2) “KEY CODE (NEW KEY)” is used when there are no keys programmed to the BCM. 49 MiB) Viewed 2627 times Customer: 2004 VY Holden Commodore v6 automatic sadan Mechanic's Assistant: Are you fixing your vehicle yourself? What have you tried so far? Customer: Im getting a locksmith to cut me a new key but needs the key code and BCM code for my car Mechanic's Assistant: Is there anything else the Mechanic should know before I connect you? Rest assured Jan 6, 2024 · What a crock of sh#t. Covers models from 1993 to 2011. Dec 12, 2007 · All you need is a VIN number or the security number for the new BCM, Take it to your local holden, leave it with them for an hour or 2 and your set. Sep 7, 2012 · So just wanted to share my experience with this issue, which killed the car. Code Read or Manual Code Read – and you are unsure about the code, try pulling a known sensor then running the code check again. The specific codes and the number of codes present depends on the vehicle and vehicle content. 2 When the ignition is switched on, the PIM receives and compares this security code from the BCM against the security code programmed into the PIM. au. i have a persistant code 92 on my v6 vt i wouldnt mind loosing. Oct 9, 2024 · Body Control Module (BCM) Theft Security Locking to Prevent GM Key Coding for Holden VF Commodore - OBDSync 2017 SS PBM, Magnuson Heartbeat Supercharger, Inter Chiller, 2" Kooks Headers and Catted X pipe, BTR Stage 2 PD Blower Cam, BTR Rocker Trunnion upgrade and Valve Springs, VCM Cold Air Intake, Custom Engine and Trans Tune HP Tuners, KPM Mar 1, 2010 · yup as TMM said, Holden wont give you the code without the VIN number, even if you go to a dodgey holden shop they cant do it, as the sterios serial number and the VIN number it came with need to match properly, its done with a computer that merges the VIN and serial number so to speak to give out the code. Code 51 and some other 50-series codes are the exceptions to this general rule. sadly now everyone is going DIGITAL and our ANALOG trolling motors they have no parts. Part numbers on old ECU, BCM, cluster & immobilizer coil match part numbers on second hand parts. 2 more that are not a security concern, the vehicles have gone to heaven The cause of this fault code could be a faulty BCM, an open or shorted BCM harness, or a poor electrical connection in the BCM circuit. VR-VY Holden BCM Simulator: View Post MrModule ECM, PIM & BCM complete an authentication process: 1. Many newer vehicles require modules to be programmed whenever they are replaced. Diagnostic Trouble Code (DTC) B3031 will be set automatically as an 10 BCM to Slip Ring terminal VR BCM/TDM B27 VS BCM Low B27 VS BCM Hi C7 VT / VX BCM Low D12 VT / VX BCM Hi E1 VY BCM All X2-7 !ATTENTION! Note: Waiting times stated on screen while performing Key Code, BCM Linking or Security Information programming must be followed. Then, visually inspect the related wiring harness and connectors. The BCM sends a security code to the PIM. In this case, some unofficial sources list code B1325 with the definition “Control Module Power Circuit Low/High Voltage”, while official GM and Chevrolet sources list code B1325 with the definition “Device power #1 B3927 00) are present, and current in the BCM. I even tried online but it just sends me to surveys. Once the BCM is located it is usually held in place with a few screws. along with a dirty connection with the wires and the bcm, dirty switches, and a very confused smash Jun 16, 2020 · It is only possible to perform the BCM Link procedure after TIS approval (Enable Programming) and the (BCM) Security Code have been obtained. 2. May 3, 2012 · With TPS disconnected Code 22 will be generated with above procedure. Data Refresh Rates On some systems on Holden vehicles the rate at which live data Gene, B3031 code refers to "Security System Controller in Learn Mode. When the vehicles VIN is entered into the computer it then brings up the "RPO" codes assigned to the cars VIN. 0 hour. 9 posts • Page 1 of 1. Diagnostic Trouble Code (DTC) U0140 indicates a faulty Body Control Module (BCM) or bad wiring within your vehicle. It notes that these vehicles can only have a maximum of 6 keys programmed to the vehicle before the BCM must be replaced. 3. To fix the automobile fault code u0101, first, check the possible causes listed above. *If there is no DTC B389A If you are looking to replace a Holden VE Body Control Module (BCM) without any expensive dealership tools or overcomplicated procedures, this video is for y Jul 15, 2021 · Since that time, I did some reprogramming and the VIN on the BCM now matches, but instead of calibrating the BCM to the suggested modules (IDs 1-20), for some reason or another, SPS X's out the BCM calibration out and instead calibrates it to a generic 'Control Module' with an ID #238, as seen below. The importance of repairing this issue lies in the fact that it can affect the overall performance of the vehicle. You just have to turn off the BCM input in the Memcal code in 2 x places. Then, visually inspect the related wiring harness and connectors for any damage or poor electrical connections. Failing to adhere to these times can result in failure of selected procedure. A faulty BCM can create sort of a chain reaction, causing multiple module and system failures in your vehicle. 04vycrewman New Member. stored bytes: DF 84 00 flip the 3 bytes front to back, resulting in: 0084DF take that entire hex number and convert it to decimal, resulting in: 34015 the actual frequency code is: 034015 to extract the last 6 digits of the VIN from the BCM: Oct 25, 2011 · If you have the code for vin from holden, you could rewrite the eeprom with the correct code for the next poor sucker that has to do it after resetting the ecm. pman92 Posts: 539 Joined: Thu May 03, 2012 12:50 pm cars: HZ One Tonner VE Ute Location: Castlemaine, Vic Holden VZ No Key No Start Repair. the fans seem to work when reset till the code comes up again. If the BCM or TDM does not receive a signal from the ECU when the the ignition is switched On, there will be a one second delay in operation of the starter motor after the ignition key is moved to the start position. Repair Code: BCMVXREP. Dec 5, 2020 — holden bcm code. 11 posts 1; 2; From what I found on the net the code 25 is set if the BCM cannot see the engine RPM. Then see if the code has registered with the vehicle and been transmitted to the SCANNER correctly. Circa 1989 to 2004. Begin by scanning for any additional codes. The DTC 92 will set if the PCM sends out the message to the BCM to turn "ON" the engine cooling fan low speed relay and the BCM does NOT send a message back to the PCM. 7) Security Data is then displayed. Feb 4, 2006 · Anyone know how to get a BCM security code #. A key coded to a vehicle is known as a “valid” key. This service is to send your old BCM in along with a secondhand BCM to have the secondhand BCM programmed to the same as your Original BCM. Nov 15, 2018 · Joined Apr 15, 2006 Messages 24,164 Reaction score 25,374 Points 113 Location Sth Auck, NZ Members Ride HSV VS Senator, VT s2 Exec, VX Calais II L67 Dec 4, 2020 · Scoured the web and couldn’t turn up much information on the workings of the BCM. 5) Select DATA (NO CODES) from the BCM MAIN MENU . Fault code U0140 - lost communication with BCM. ZKEYCODIN114 . Then get a Tech2 to link the BCM to the ECU. Electronic clearing of the security code is the programming issue? I think you purchase the BCM with the linked keys from Holden or go second hand. png (349. its always a RELAY problem inside the MODULE. I went all through all the programs of the Tech-2 and can't find it anywhere. they want you to throw away a 900 dollar trolling motor ,i was so mad over this :evil: These VE BCM's are starting to drop the LOW speed can-bus, meaning it knocks out majority of the systems in the car, with the 10-12 low speed can-bus modules its no doubt these failures cause a headache! Mar 10, 2022 · Joined Mar 18, 2006 Messages 22,818 Reaction score 30,692 Points 113 Location Western Australia Members Ride Kia Sorrento, VZ Crewman, VZ Cross 8 (VE Calais) Jul 29, 2013 · Unfortunately, when it comes to BCM issues, Holden take the "replace the whole thing and get charged out the rear-end" approach. Skip to product information How to fix a U0140 engine code: Lost Communication with Body Control Module (BCM) Symptoms of a Bad Body Control Module Videohttps://youtu. Cost $180 delivered for the BCM/ECU/Ignition assembly (I only used the fob). Turn the ignition on. Check the Body Control Module (BCM) and wiring thoroughly for any issues, and fix any problems you find right away. Mar 11, 2024 · how to extract the BCM frequency code: take the 3 bytes at memory addresses 0x52-0x54. Install replacement ECU and using the Tech2 go to module information. Otherwise, as above, off to the Dealer, In reality, they should hand it over, as the Car Belongs to the Owner, and Holden is no longer supporting the Cars now. So the information belongs to the Vehicle Owner. Nov 2, 2012 · the ISS stores the security code from the ignition key and compares it to the BCM as long as you've got black keys like i said if you want to remove it change the loom, there's nothing in the Tech2 that will disable it, it only allows you to allow ISS to relearn the security codes this is done by relinking the BCM a second time and following Body control module VE Commodore / Calais or WM Statesman / Caprice Body Control Module (BCM) Programming. Start the engine and let it idle for a few minutes to let it relearn idle May 30, 2020 · The Security Code [for the ECU & BCM] is usually on the Security Card in the Owners Folder if you still have that. If needed, replace the BCM and make sure all modules have a stable power supply. Sep 2, 2022 · Got hold of BCM security code - tried to program MAP key using Tech 2 - failed to program Looking at the live data if the key is not in the ignition the slip ring is not enabled If I put the key into the ignition the slip ring flashes between yes and no (enabled and not enabled). All components are supposedly from another Holden Colorado. Fault code B3867 - Right Park lamp control circuit malfunction. Fault code B2585 - Left Park lamp control circuit malfunction. insurance are saying they wont cover it but im unsure y this is happening at all, have been told many things one of which is the bcm. Holden. (or from Holden if you don't have it) The code is required after replacement If the On-Board Diagnostic System Check shows that Diagnostic Trouble Codes (DTC) have been stored, proceed to the appropriate Diagnostic Trouble Code diagnosis pages If more than one diagnostic trouble code has been stored, always start diagnosis with the lowest diagnostic trouble code number and work upward Dec 5, 2017 · The BCM is typically located under the dash or behind a kick panel so there will be some minor interior disassembly involved. This sh#t has been covered time and time again over the years, follow the instructions from the people who have been there and done that umpteen times Replacing BCM/PCM. The others related to AC pressure switch, DPF high temp, water in fuel etc. The (BCM) security code information is contained on the IMPORTANT SECURITY INFORMATION card issued with the vehicle when new. 5. Join KBB. AFAIK there are 4 specs of BCM, low/mid/high/luxury. Holden dealers can usually access this security code for your car through TIS2WEB using your vin. The BCM will come back to you to plug straight back in, no extra programming required. It's labelled "BCM") 4. The repair difficulty is moderate, and the repair time is estimated to be around 1. You will see internal damage similar to that shown in the graphic below. The PCM compares the received security code with its stored security code and if the codes match, the PCM enables injector fuelling and continued engine cranking. Mar 19, 2025 · A fairly simple Body Control Module (BCM) reset at a dealership typically costs between $80 to $150, depending on labor rates. Jan 6, 2013 · Joined Nov 16, 2007 Messages 697 Reaction score 30 Points 28 Location Australia Members Ride '02 Monaro V2 CV8, '90 Toyota Sera Oct 1, 2012 · I was reading through the techline instruction manuals that were supplied along with the VR and VS tech 1 cartridges to holden dealers at the time, and they say this - "The program remotes mode allows you to program BCM security codes into the key remote from the BCM. The replacement BCM obviously knows the fob code, but doesn't know the key code (which is my original). Find and write down replacement ECU VIN. Slip ring failure. And code 02 slip ring failure. Oct 22, 2021 · Home - GM Upfitter holden codes. My holden joint was skeptical to the success as I had a Berlina, and went to a High BCM, and also went from a Series 1 to a Series 2. Other 50-series codes that relate to PROM or PCM problems also should be diagnosed before other codes. Physically replacing the BCM is only part of the repair though. The code, depending on the year, make and model of the vehicle, may mean that the BCM is bad, that the BCM is not receiving or sending a signal, the BCM harness has an open or short, or that the BCM is not communicating with the ECM via the controller Sep 28, 2011 · After the BCM provides the earth for circuit 473, the BCM will send a message back to the PCM saying that the earth circuit was commanded. problem i believe is RELAYS. Jun 21, 2015 · Link Key to BCM with BCM code Link BCM to Pim (with bcm code + theft deterrent system disabled (programmed key in Ign)) Link BCM/PIM to ECM Cant figure out why ignition status keeps dropping voltage and thinking its off until i turn on off again Spoke to a mate that is in Holden spare parts and he said he cannot get BCM code confirmed without Feb 23, 2009 · The only time you'd want to think about upgrading it is if you're retrofitting a feature which isn't supported by your spec of BCM. If the BCM sends an incorrect immobilizer identifier or a specific number of incorrect environment identifiers are received, vehicle starting is disabled. Some stuff around vz bcm and keys | eBay How can one visually inspect the related wiring harness and connectors to fix the u0100 fault code? To fix the u0100 fault code, start by checking for more codes and a faulty Engine Control Module (ECM) or Powertrain Control Module (PCM). png (489. However Holden was able to supply me with the BCM linking code once I showed them proof of ownership of the second hand BCM unit I purchased along with the VIN number. Code 18 auxiliary serial data bus fault. 3 Once the PIM receives the correct security code from the BCM, it sends a security code to the ECM. May 23, 2024 · If you are looking to replace a Holden VE Body Control Module (BCM) without any expensive dealership tools or overcomplicated procedures, this tutorial is for you. I know it came on the security card when new, but mine is missing How do I get the radio pin code for a vz on a weekend. Replace the BCM fuse. Code 51 for many GM vehicles indicates a PROM fault and should be serviced before other codes. I got it from one of the mechanics at the local holden dealer here a few years ago Jun 23, 2015 · 1 At predetermined conditions, the BCM sends a security code to the PIM. 5883904 1. Do NOT try to crank the engine over, just turn it on and wait. ALDL, OBD 1. Then put the "new" keyfob plastic bit on your old metal key part and install the BCM into the vehicle. xzehdqusfdhgsdhckfroqaltqulfbjmllltmwhfcfsoncilyffoilsifzooauqmg