Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2007 Chevrolet Impala V8-5.3LFACTORY OEM SERVICE PROCEDURE
Body Control Module: Diagrams
Body Control Module (BCM) C1
Pin 1 To Pin 25:
Pin 26 To Pin 27:
Body Control Module (BCM) C2
Pin 1 To Pin 20:
Pin 21 To Pin 25:
Body Control Module (BCM) C3
Pin 1 To Pin 16:
Pin 17 To Pin 25:
Body Control Module (BCM) C4
Pin 1 To Pin 15:
Pin 16 To Pin 25:
Body Control Module (BCM) C5
Pin 1 To Pin 18:
Pin 19 To Pin 25:
Body Control Module (BCM) C6
Pin 1 To Pin 18:
Pin 19 To Pin 25:
Body Control Module (BCM) C7
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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