Section 676 (Lighting Systems)
WARNING: This page is about a different car, the 2002 GMC Sierra, 2002 GMC Cab & Chassis Sierra, 2002 Chevrolet Silverado, and 2002 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic & Routing Diagrams
- Component Locator
- Diagnostic Information & Procedures
- Diagnostic Starting Point - Lighting Systems
- Diagnostic System Check - Lighting Systems
- Scan Tool Data List
- Scan Tool Data Definitions
- Diagnostic Trouble Code (DTC) List
- DTC B1397: 5 Volt Reference Output Circuit Voltage Low
- DTC B1398: 5V Reference Circuit Voltage High
- DTC B1480: Courtesy Lamps Supply Voltage Circuit Voltage Low
- DTC B2527: Front Fog Lamp Switch Signal Circuit Is Shorted To Ground
- DTC B2577: Headlamp Relay Coil Supply Voltage Circuit Shorted To Ground
- DTC B2585: Interior Park Lamps Supply Voltage Circuit
- DTC B2613: Instrument Panel Lamp Supply Voltage Circuit Is Shorted To Battery Voltage
- DTC B2617: Courtesy Lamp Relay Coil Control Circuit Is Open Or Shorted To Ground
- DTC B2618: Courtesy Lamp Relay Coil Control Circuit Is Open Or Shorted To Ground
- DTC B2642: Ground Illumination Relay Control Circuit Is Open Or Shorted To Ground
- DTC B2643: Ground Illumination Relay Control Circuit Is Shorted To Battery Voltage
- DTC B2647: Ambient Light Sensor Input Voltage Low
- DTC B2648: Ambient Light Sensor Input Voltage High
- Symptoms - Lighting Systems
- Backup Lamps Always On
- Backup Lamps Inoperative
- Cargo Lamp Always On
- Cargo Lamp Inoperative
- Cargo Lamp On Indicator Always On
- Cargo Lamp On Indicator Inoperative
- Clearance Lamps Inoperative
- Courtesy Lamps Always On
- Courtesy Lamps Inoperative
- Daytime Running Lamps (DRL) Always On
- Daytime Running Lamps (DRL) Inoperative
- Daytime Running Lamps (DRL) On With Park Brake Applied
- Exterior Courtesy Lamp(s) Always On
- Exterior Courtesy Lamp(s) Inoperative
- Fog Lamp Indicator Inoperative
- Fog Lamp Indicator Inoperative - Rear (Export)
- Fog Lamps Always On
- Fog Lamps Always On - Rear (Export)
- Fog Lamps Inoperative
- Fog Lamps Inoperative - Rear (Export)
- Hazard Lamps Inoperative
- Headlamps Inoperative - Low Beams
- Headlamps Inoperative - High Beams
- Headlamps Inoperative - Low & High Beams
- Headlamps Inoperative - Flash To Pass
- Headlamps Inoperative In Low Light Conditions
- Headlamps On In Daylight Conditions
- Headlight Leveling Inoperative
- High Beam Indicator Always On
- High Beam Indicator Inoperative
- Interior Backlighting Does Not Dim
- Interior Backlighting Inoperative
- Instrument Panel (I/P) Compartment Lamp Inoperative
- Park Lamps Inoperative
- Reading Lamp(s) Inoperative
- Stop Lamps Always On
- Stop Lamps Inoperative
- Turn Signal Lamps And/Or Indicators Always On Or Flashing
- Turn Signal Lamps And/Or Indicators Inoperative
- Underhood Lamp Inoperative
- Vanity Mirror Lamp(s) Always On
- Vanity Mirror Lamp(s) Inoperative
- Repair Instructions
- Headlamp Switch Replacement
- Headlamp Leveling Switch Replacement
- Lamp Switch Assembly Replacement - Front Fog Lamp & Cargo Lamp
- Fog Lamp Switch Replacement - Rear
- Ambient Light Sensor Replacement
- Daytime Running Lamps (DRL) Relay Replacement
- Hazard & Turn Signal Flasher Replacement
- Courtesy Lamp Replacement - Exterior
- Console Lamp Replacement
- Courtesy Lamp/Reflector Replacement - Door
- Instrument Panel (I/P) Compartment Lamp Replacement
- Ashtray Lamp Replacement
- Dome Lamp Replacement
- Underhood Lamp Replacement
- Headlamp Assembly Or Headlamp Bulb Replacement
- Headlamp Aiming
- Fog Lamp Replacement - Front
- Fog Lamp Bulb Replacement - Front
- Fog Lamp Bulb Replacement - Rear
- Fog Lamp Aiming Procedure
- Park/Turn Signal Lamp Replacement
- Marker Lamp Replacement - Roof (Outer)
- Marker Lamp Replacement - Roof (Center)
- Marker Lamp Bulb Replacement - Roof (Center)
- Marker Lamp Bulb Replacement - Roof (Outer)
- High Mounted Stop Lamp Replacement (Pickup)
- License Lamp Replacement (Pickup W/O Bumper)
- Tail/Turn Signal Lamp Replacement (Except Stepside)
- Tail/Turn Signal Lamp Replacement (Stepside)
- Description & Operation
- Special Tools & Equipment