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Body Control Module

Critical For Operation

Wiring/Fuses/Relays

Manages various electrical functions such as lighting, door locks, and windows.

The body control module (BCM) is a control unit that manages many of the vehicle’s electronic systems, including interior lights, power windows, door locks, and alarms.

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Typical part cost
$200–$600🔒
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Typical labor cost
$200–$400🔒
🛣️
Typically lasts
100,000–200,000 mi
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Or about
5.0–10.0 years
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DIY difficulty
7/10

⚠️ Owners Often Notice

If the Body Control Module is starting to fail, these are the signs owners most commonly report before it gets worse:

Electrical systems not working
Lights not working
Power windows not functioning
Alarm not engaging
Door locks not working
System failure

Related Services

Services commonly performed on or around this part.

Replace Body Control Module

No standard interval on file

Inspect Body Control Module

No standard interval on file

Test Body Control Module

No standard interval on file