Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.7 R, L31/KL8REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 352 (LIGHTING SYSTEMS)
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8
Section 352 (Lighting Systems)
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Section 352 (Lighting Systems)
WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Schematic and Routing Diagrams
- Component Locator
- Diagnostic Information and 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 B1482: BCM Commanded State Does Not Match The Feedback
- DTC B2533: Fog Lamp Enable Circuit Active With Short To Battery Voltage
- DTC B2552 (Regal Only): Backup Lamp Relay Control Circuit Short To Ground Or Open
- DTC B2553 (Regal Only): Short To Battery In Backup Lamp Relay Control Circuit
- DTC B2559: Courtesy Lamp Ground Circuit
- DTC B2577: Short To Ground Or Open In Headlamp Relay Control Circuit
- DTC B2578: Short To Battery In Headlamp Relay Control Circuit
- DTC B2587: Short To Ground Or Open In Park Lamp Relay Control Circuit
- DTC B2588: Short To Battery In Park Lamp Relay Control Circuit
- DTC B2603: Short To Battery In LF Turn Signal Lamp Supply Voltage/Signal Circuit
- DTC B2608: Short To Battery In RF Turn Signal Lamp Supply Voltage/Signal Circuit
- DTC B2617: Courtesy Lamp Low Control Circuit Low
- DTC B2618: Courtesy Lamp Low Control Circuit High
- DTC B2647: Short To Ground In DRL Ambient Light Sensor Signal Circuit
- DTC B2648: Ambient Light Sensor Signal Circuit Open Or Shorted To Voltage
- Symptoms - Lighting Systems
- Backup Lamps Always On (Regal)
- Backup Lamps Always On (Century)
- Backup Lamps Inoperative (Regal)
- Backup Lamps Inoperative (Century)
- Cornering Lamps Always On
- Cornering Lamps Inoperative
- Courtesy Lamps Always On
- Courtesy Lamps Inoperative
- Daytime Running Lamps (DRL) Inoperative
- Fog Lamp Indicator Inoperative
- Fog Lamps Always On
- Fog Lamps Inoperative
- Hazard Lamps Inoperative
- Headlamps Always On - Low or High Beam
- Headlamps Inoperative - Low Beams
- Headlamps Inoperative - High Beams
- Headlamps Inoperative - Low and High Beams
- Headlamps Inoperative - Flash to Pass
- Headlamps Inoperative in Low Light Conditions
- High Beam Indicator Inoperative
- Illuminated Entry Lamps Inoperative
- Interior Backlighting Does Not Dim
- Interior Backlighting Inoperative
- IP Compartment Lamp Inoperative
- IP Compartment Lamp Always On
- Park Lamps Always On
- Park Lamps Inoperative
- Park Lamps Inoperative in Low Light Conditions
- Reading Lamp(s) Always On
- Reading Lamp(s) Inoperative
- Rear Compartment Lamp(s) Inoperative
- Rearview Mirror Lamp(s) Inoperative - Inside
- Stop Lamps Always On
- Stop Lamps Inoperative
- Turn Signal Lamps and/or Indicators Always On or Flashing
- Turn Signal Lamps and/or Indicators Inoperative
- Vanity Mirror Lamp(s) Always On
- Vanity Mirror Lamp(s) Inoperative
- Repair Instructions
- Headlamp Switch Replacement
- Fog Lamp Switch Replacement - Front
- Daytime Running Lamps (DRL) Ambient Light Sensor Replacement
- Hazard and Turn Signal Flasher Replacement
- Ashtray Lamp Bulb Replacement
- Console Lamp Replacement (Bulb)
- Console Lamp Replacement (Switch)
- Courtesy Lamp/Reflector Replacement - Door
- Courtesy Lamp Replacement - Instrument Panel
- IP Compartment Lamp Switch Replacement
- IP Compartment Lamp Bulb Replacement
- Vanity Mirror Lamp Replacement
- Trans Floor Shift Control Indicator Lamp Replacement
- Dome Lamp Replacement
- Dome Lamp Bulb Replacement
- Headlamp Assembly or Headlamp Bulb and/or Cornering, Sidemarker, Park, Turn Signal Bulb Replacement
- Headlamp Aiming
- Fog Lamp Replacement - Front
- Fog Lamp Bulb Replacement - Front
- Fog Lamp Aiming Procedure
- High Mounted Stop Lamp Bulb Replacement
- Backup Lamp Replacement
- License Lamp Bulb Replacement
- Tail Lamp Assembly and /or Backup, Sidemarker, Stop, Turn Signal Bulb Replacement
- Roof Side Rail Lamp Replacement
- Rear Compartment Lamp Replacement
- Front Bumper Fascia Deflector Replacement - Side
- Compartment Lid Applique Replacement - Rear
- Description and Operation
- Exterior Lighting Systems Description and Operation
- Exterior Lamps
- Headlamps
- Flash to Pass
- Daytime Running Lamps (DRL)
- Automatic Headlamps and Park Lamps
- Delayed Headlamp Control
- Park Brake Input
- Fog Lamps
- Turn Signal Lamps
- Hazard Lamps
- Cornering Lamps
- Park, Tail, Sidemarker, and Rear License Lamps
- Stop Lamps
- Backup Lamps (Century)
- Backup Lamps (Regal)
- Lighting System Indicator(s)
- Driver Controls and Modules
- Interior Lighting Systems Description and Operation
- Interior Lighting
- Interior Lamps
- Interior Lamps Features
- Courtesy/Illuminated Entry Lamps
- Courtesy/Illuminated Exit
- Inadvertent Power Feature
- Theater Dimming
- Courtesy Lamps Manual Operation
- Dome Lamp
- IP Compartment Lamp
- IP Courtesy Lamp
- Inside Rear View Mirror Lamp
- Rear Compartment Lamp
- Roof Rail Courtesy Lamps
- Sunshade Mirror Lamps
- Underhood Compartment Lamp
- Interior Lamps Dimming
- Driver Controls and Modules
- Exterior Lighting Systems Description and Operation
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.