Safety and Security

All Description and Operation

• Garage Door Opener Description and Operation
• Keyless Entry System Description and Operation

All Special Tools and Equipment

• Special Tools

Cleaning, Inspection, and Adjustment

• Garage Door Opener Programming - Universal
• Transmitter Programming

Diagnostic Procedures

• Diagnostic Starting Point - Remote Functions
• Garage Door Opener Inoperative
• Keyless Entry System Inoperative
• Remote Vehicle Start Inoperative
• Symptoms - Remote Functions

Diagnostic Trouble Codes

• DTC B1008
• DTC B3105
• DTC B3109, B3110, B3111, or B3112

Electrical/Electronic Schematic Diagrams

• Remote Function Schematics

Removal, Installation, and Replacement

• Garage Door Opener Transmitter Replacement
• Remote Control Door Lock Receiver Replacement