Section 771 (TRAILERING Systems)
WARNING: This page is about a different car, the 2023 GMC Sierra 3500 HD and 2023 GMC Sierra 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic Wiring Diagrams
- Trailering Systems Wiring Schematics
- Trailer Connector Pins: A, B, D, E, F, G (Z82-U1D)
- Trailer Connector Pins: A, B, D, E, F, G (U1D)
- Trailer Connector Pins: A, B, D, E, F, G (U1D+UY2)
- Trailer Connector Pins: A, B, D, E, F, G (UY2-U1D)
- Trailer Connector Pins: A, B, D, E, F, G (Z6A)
- Trailer Connector Pin: C (Z82+UY2/Z6A)
- Trailer Connector Pin: C (JL1-Z82)
- Trailer Brake (Z82-JL1/U1D)
- Trailer Brake (JL1)
- Trailering Systems Wiring Schematics
- Diagnostic Information and Procedures
- Diagnostic System Check - Trailering
- DTC B053D
- DTC B0655
- DTC B1330 (Trailer Lamp Control Module)
- DTC B3885 or B3886
- DTC B3887 or B3888
- DTC B3889
- DTC B3890
- DTC C1114
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Scan Tool Functions
- Circuit/System Description
- Diagnostic Aids
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Action Taken When the DTC Sets
- Condition for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC C1115-C1118 or C1562
- 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
- Condition for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC C111A
- DTC C111B
- 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
- Condition for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC C1445
- DTC C144A
- DTC C1595
- 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
- Condition for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC C1596
- DTC C159C
- Diagnostic Instructions
- DTC Descriptors
- Diagnostic Fault Information
- Scan Tool Functions
- Circuit/System Description
- Diagnostic Aids
- Conditions for Running the DTC
- Conditions for Setting the DTC
- Actions Taken When the DTC Sets
- Condition for Clearing the DTC
- Reference Information
- Circuit/System Verification
- Circuit/System Testing
- Repair Instructions
- DTC C159D-C15A2
- DTC C15A6
- Trailer Battery Charging Malfunction
- Trailer Brake Malfunction
- Trailer Detection Malfunction (With U1D)
- Trailer Detection Malfunction (With JL1, Without U1D)
- Trailer Lamps Malfunction (With U1D)
- Trailer Lamps Malfunction (Without U1D)
- Trailer Tire Pressure Monitoring Malfunction
- Repair Instructions
- Trailer Tire Pressure Sensor Manual Learn
- Auxiliary Chassis Control Module Replacement - Trailer Brake (without Chassis Cab - 310/314)
- Auxiliary Chassis Control Module Replacement - Trailer Brake (L8T with Chassis Cab - 310/314)
- Auxiliary Chassis Control Module Replacement - Trailer Brake (L5P with Chassis Cab - 310/314)
- Trailer Brake Control Switch Replacement (without Front Floor Console)
- Trailer Brake Control Switch Replacement (with Front Floor Console)
- Trailer Lamp Control Module Replacement
- Trailer Brake Control Module Replacement (without Chassis Cab - 310/314)
- Trailer Brake Control Module Replacement (L5P with Chassis Cab - 310/314)
- Trailer Brake Control Module Replacement (L8T with Chassis Cab - 310/314)
- Trailer Tire Pressure Indicator Sensor Replacement
- Trailer Tire Pressure Indicator Module Replacement
- Tow Vehicle Electrical Receptacle Replacement
- Trailer Hitch Platform Replacement
- Box-Mounted Trailer Hitch Replacement (L5P)
- Box-Mounted Trailer Hitch Replacement (L8T)
- Description and Operation
- Trailering Description and Operation
- Trailering System Overview
- Connecting Aftermarket Accessories
- Trailer Battery Charging System
- Trailer Detection
- Trailer Lighting
- North America 7 - Way Trailer Connector Trailer Messages
- Trailer Theft Detection (With U1D/UET Only)
- Trailer Brakes (JL1)
- Trailer Brake Control Panel
- Manual Trailer Brake Apply
- Trailer Brake Gain Adjustment
- Trailer Brake Driver Information Center Indicators and Messages
- Trailer Tire Pressure Monitoring
- Trailering Diagnostic Tools
- Available Trailer Presence Simulator Tool
- Simulated Trailer Lighting
- Simulated Trailer Brakes
- Trailering Description and Operation
- Special Tools and Equipment