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.
System Description: Inputs
Power is supplied at all times
- To BCM terminal 55
- Through 50A fusible link (letter j, located in the fuse and fusible link box).
- To BCM terminal 42
- Through 15A fuse [No. 3, located in the fuse block (J/B)].
When the key switch is ON, power is supplied
- To BCM terminal 37
- Through key switch terminals 1 and 2
- Through 15A fuse [No. 19, located in the fuse block (J/B)].
When the key switch is ACC or ON, power is supplied
- To BCM terminal 11
- Through 10A fuse [No. 4, located in the fuse block (J/B)].
When the key switch is ON or START, power is supplied
- To BCM terminal 38
- Through 10A fuse [No. 16, located in the fuse block (J/B)].
When the front door switch LH is ON (door is OPEN), ground is supplied
- To BCM terminal 62
- Through front door switch LH terminal 1
- To front door switch LH case ground.
When the front door switch RH is ON (door is OPEN), ground is supplied
- To BCM terminal 12
- Through front door switch RH terminal 1
- To front door switch RH case ground.
When the sliding door switch LH is ON (door is OPEN), ground is supplied
- To BCM terminal 63
- Through sliding door switch LH terminal 1
- To sliding door switch LH case ground.
When the sliding door switch RH is ON (door is OPEN), ground is supplied
- To BCM terminal 13
- Through sliding door switch RH terminal 1
- To sliding door switch RH case ground.
When the back door switch is ON (door is OPEN), ground is supplied
- To BCM terminal 58
- Through back door switch terminal 1 (without back door closure system) or,
- Through back door latch terminal 7 (with back door closure system)
- Through back door switch terminal 3 (without back door closure system),.
- Through back door latch terminal 8 (with back door closure system),.
- To body grounds D403 and D404.
Key fob signal is inputted to BCM from the remote keyless entry receiver.
The remote keyless entry system controls operation of the
- Power door lock
- Sliding door opener
- Back door opener
- Interior lamp and step lamps
- Panic alarm
- Hazard and horn reminder
- Keyless power window down (open)
- Auto door lock operation
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.
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