FAQ for Body Control Module Repair
Q: What is the service procedure for the body control module?
A:
The procedure is to verify that vehicle is a 2004 or 2005 Saturn VUE with a 3.5L V-6 (L66) engine, connect the Tech 2 scan tool to the vehicle and check diagnostic codes, reprogram the BCM with the latest available service calibration using the Saturn Service Stall system and then clear any diagnostic trouble code (DTC) from BCM.
By BobGM Specialist
01/11/2022 Q: Why should we correct the air conditioning (A/C)?
A:
Because some customers may comment on poor A/C performance or that the A/C does not get cold enough after a long drive and some of the possible symptoms of this condition are blowing warm air, reduced airflow, and mist/Vapor coming out of vents.
By BobGM Specialist
01/11/2022 Q: How to install the body control module?
A:
You will need to install the BCM, and the radio bezel and slide the BCM tabs into the slots in the I/P retainer until the tabs lock into place. Then you connect the electrical connectors and program a new or a remanufactured BCM.
By BobGM Specialist
01/11/2022 Q: What should be done before using the symptom tables?
A:
You can perform the diagnostic system check and review the system operation to familiarize yourself with the system functions.
By BobGM Specialist
01/11/2022 Q: How do you remove the body control module?
A:
After rotating the ignition switch, you will need to remove the radio bezel and the BCM from the instrument panel (I/P) retainer.
By BobGM Specialist
01/11/2022 Q: Why is the SVS lamp on?
A:
Because the 3.5L V-6 (L66)/5AT (MJ7/MJ8) powertrain control module (PCM) may not be communicating properly with the body control module (BCM).
By BobGM Specialist
01/11/2022 Q: How to correct the A/C?
A:
You can recalibrate the Body Control Module (BCM) with new software using Tech 2 (R), install the Tech 2 (R), turn on the ignition, select °Diagnostics°, build the vehicle and select °Module Setup°.
By BobGM Specialist
01/11/2022 Q: What condition may the certain 2002-2009 model year vehicles equipped with OnStar(R) have?
A:
The vehicle's OnStar(R) system repeatedly makes incomplete calls to OnStar(R) without the vehicle's occupant(s) input or knowledge. Customer-initiated Blue Button call, Emergency calls, and Automatic Crash Notification calls will also fail to establish a data connection with the OnStar(R) Call Center. Eventually, the customer's call will connect as a voice-only line and the customer will be able to talk with an OnStar(R) advisor. however, the advisor will not get crucial customer data such as vehicle identification and location.
By BobGM Specialist
29/10/2022 Q: What should be done to allow the Vehicle Communication Interface Module (VCIM) to function properly?
A:
You should inform the customer that all Bluetooth devices must be paired with the new VCIM.
By BobGM Specialist
29/10/2022 Q: What is the servicing procedure for the communications control module?
A:
You can remove the OnStar(R) module and then install the new OnStar(R) module. You can refer to SI for module removal instructions and installation instructions.
By BobGM Specialist
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