Section 991 (Door Lock Systems & Door Handles)
WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Diagnostic Information and Procedures
- Diagnostic Code Index
- Diagnostic Starting Point - Vehicle Access
- DTC B1023
- DTC B3125
- DTC B3130
- DTC B3135
- DTC B3140, B3145, B3150, or B3155
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Circuit/System Description
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Conditions for Clearing the DTC
- Diagnostic Aids
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Component Testing
- Repair Procedures
- Symptoms - Vehicle Access
- Door Ajar Indicator Malfunction (w/AN3)
- Door Ajar Indicator Malfunction (w/o AN3)
- Power Door Locks Inoperative - Front (w/AN3)
- Power Door Locks Inoperative - Front (w/o AN3)
- Power Door Locks Inoperative - Rear
- Repair Instructions
- Lock Cylinder Binding
- Door Lock Cylinder Replacement
- Endgate Lock Cylinder Replacement
- Endgate Handle Replacement (Pickup Box)
- Front Side Door Inside Handle Replacement (with SLT)
- Front Side Door Inside Handle Replacement (without SLT)
- Front Side Door Outside Handle Replacement
- Rear Side Door Inside Handle Replacement (with SLT)
- Rear Side Door Inside Handle Replacement (without SLT)
- Rear Side Door Outside Handle Replacement (Crew Cab)
- Rear Side Door Outside Handle Replacement (Extended Cab)
- Endgate Latch Replacement
- Endgate Linkage Replacement (Pickup Box)
- Front Side Door Lock Replacement
- Rear Door Lock Replacement (Extended Cab Upper)
- Rear Door Lock Replacement (Crew Cab)
- Rear Door Lock Replacement (Extended Cab Lower)
- Door Lock Striker Adjustment
- Door Striker Replacement (Extended Cab, Upper)
- Door Striker Replacement (Extended Cab, Lower)
- Door Striker Replacement (Crew Cab)
- Pickup Box Endgate Striker Replacement (Pickup Box)
- Door Lock Switch Replacement - Front (with DL8 and without SLT)
- Door Lock and Side Window Switch Replacement - Driver Side
- Door Lock and Side Window Switch Replacement - Passenger Side
- Description and Operation