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.
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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1592 (DTC INDEX)POWER DOOR LOCK, MIRROR & WINDOW DTCS
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Power Door Lock, Mirror & Window DTCS
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Power Door Lock, Mirror & Window DTCS
WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
POWER DOOR LOCK, MIRROR & WINDOW DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC B1017 | Driver Door Unlock Relay Control Circuit Is Shorted To Ground Or Open |
| DTC B1023 | DDM Or PDM Received Multiple Inputs From A Single Switch At The Same Time |
| DTC B1544, B1600 Or B1605 | Mirror Motor Control Circuits |
| DTC B1580, B1590, B1610 Or B1620 | Horizontal And/Or Vertical Position Sensor Signal Voltage |
| DTC B1640 Or B1645 | Mirror Heating Element Supply Voltage Circuit Shorted To Ground |
| DTC B1722 | Mirror Fold Motor Control Circuit Shorted To Ground, Shorted To Battery Or Open |
| DTC B3808 | Door Lock Relay Control Circuit Is Shorted To Ground Or Open |
| DTC B3809 | Rear Door Unlock Function Error |
| DTC B3819 | Left Rear Power Window Up Relay Control Circuit Shorted To Battery |
| DTC B3820 | Left Rear Power Window Down Relay Control Circuit Shorted To Battery |
| DTC B3821 | Window Lockout Signal Circuit Is Shorted To Ground |
| DTC B3822 | Right Rear Power Window Up Relay Control Circuit Shorted To Voltage |
| DTC B3823 | Right Rear Power Window Down Relay Control Circuit Shorted To Voltage |
| DTC B3824 | Window Lockout Signal Circuit Is Shorted To Ground |
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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.