Where is body control module located?

The body control module location can differ from one car to another but, in most cases, you can locate the BCM under the dashboard. Check your firewall and look into the right side of the steering wheel column to find it.

Where is the BCM located on a 2006 Pontiac Grand Prix?

It’s left side of the dash to the left of the steering wheel. You’ll see a small module with two plugs on the bottom (DRL module) and a larger one beside it (BCM).

How do I know if my BCM is bad?

A malfunctioning BCM will activate dashboard instrumentation cluster error and warning lights. These lights may flash off and on if the BCM is not able to read the sensors correctly. Your vehicle performance may also be affected as the BCM communicates with other control modules in the vehicle.

What systems does the BCM control?

Typically in a car the BCM controls the power windows, power mirrors, air conditioning, immobilizer system, central locking, etc.

What problems can a bad BCM cause?

A faulty body control module can also cause intermittent operation of various electrical functions, such as a vehicle’s horn, lights, and wipers. Wildly sweeping instrument cluster dials are also a tell-tale sign of body control module failure, as is irregular door lock and radio operation.

What does a body control module control?

Strictly speaking, body control module function is to control load drivers and coordinates activation of auto electronics units. The microcontrollers and connectors integrated into a BCM constitute the central structural unit of the system responsible for the controlling part.

What causes a body control module to go bad?

Water, vibration, heat and age can all contribute to a module failing, which, depending on the placement of the unit in your vehicle, can be difficult to avoid. To keep your new BCM in the best shape possible, make sure it stays clean and dry, and protect it from unwanted shaking or excessive heat if at all possible.

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