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Auto Door Lock Disable Missing From Personalization - keywords automatic BCM body control DIC disable feature fob manual module park shift unlock

Subject: Auto Door Lock Disable Missing From Personalization

Models:2004 Chevrolet Colorado
2004 GMC Canyon



The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI.

Condition/Concern:

When replacing the Body Control Module (BCM) on the models listed above, the option to disable the Auto Door locks will no longer be available. This is due to enhancements to the BCM. Replacing the BCM again will not correct this concern.

Recommendation/Instructions:

This is normal operation of the current service part BCMs. The new Auto Door Lock features are listed below.

Lock 1 (default): On vehicles with an automatic transmission, this mode locks all of the doors when the vehicle is shifted out of PARK (P) and unlocks all of the doors when the vehicle is shifted into PARK (P).

On vehicles with a manual transmission, this mode locks all of the doors when the vehicle speed is greater than 15 mph (24 km/h) and unlocks all of the doors when the key is removed from the ignition.

Lock 2: On vehicles with an automatic transmission, this mode locks all of the doors when the vehicle is shifted out of PARK (P) and unlocks the driver's door when the vehicle is shifted into PARK (P).

On vehicles with a manual transmission, this mode locks all of the doors when the vehicle speed is greater than 15 mph (24 km/h) and unlocks the driver's door when the key is removed from the ignition.

Lock 3: On vehicles with an automatic transmission, this mode locks all of the doors when the vehicle is shifted out of PARK (P). The doors will not automatically unlock.

On vehicles with a manual transmission, this mode locks all of the doors when the vehicle speed is greater than 15 mph (24 km/h). The doors will not automatically unlock.

Please follow this diagnostic or repair process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.