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 365 (CRUISE CONTROL SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDIAGNOSTIC TROUBLE CODE (DTC) LIST
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6
Diagnostic Trouble Code (DTC) List
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Diagnostic Trouble Code (DTC) List
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Diagnostic Trouble Code (DTC) List
| DTC | Diagnostic Procedure | Module(s) |
|---|---|---|
| CXXX | Diagnostic Trouble Code (DTC) List in Antilock Brake System | Electronic Brake Control Module (EBCM) |
| P0500 | Symptoms - Manual Transmission
in Manual Transmission in Manual Transmission - NV 3500 DTC P0500 in Manual Transmission - NV 4500 DTC P0500 (8.1L)DTC P0500 (6.6L) in Manual Transmission - ZFS6-650 DTC P0500 (6.6L)DTC P0500 (8.1L) in Automatic Transmission - Allison |
Powertrain Control Module (PCM) |
| P0502 | DTC P0502
in Automatic Transmission - 4L60 - E/4L65 - E DTC P0502 in Automatic Transmission - 4L80 - E/4L85 - E |
Powertrain Control Module (PCM) |
| P0503 | DTC P0503
in Automatic Transmission - 4L60 - E/4L65 - E DTC P0503 in Automatic Transmission - 4L80 - E/4L85 - E |
Powertrain Control Module (PCM) |
| P0567 | DTC P0567 (4.8L, 5.3L, 6.0L, and 8.1L) DTC P0567 (6.6L) | Powertrain Control Module (PCM) |
| P0568 | DTC P0568 (4.8L, 5.3L, 6.0L, and 8.1L) DTC P0568 (6.6L) | Powertrain Control Module (PCM) |
| P0571 | DTC P0571 (4.8L, 5.3L, 6.0L, and 8.1L) DTC P0571 (6.6L) | Powertrain Control Module (PCM) |
| P0719 | DTC P0719 (M30/M32)DTC P0719 (M33 Only)
in Automatic Transmission - 4L60 - E/4L65 - E DTC P0719 in Automatic Transmission - 4L80 - E/4L85 - E |
Powertrain Control Module (PCM) |
| P0724 | DTC P0724 (M30/M32)DTC P0724 (M33 Only)
in Automatic Transmission - 4L60 - E/4L65 - E DTC P0724 in Automatic Transmission - 4L80 - E/4L85 - E |
Powertrain Control Module (PCM) |
| P0833 | DTC P0833
in Manual Transmission - NV 3500 DTC P0833 in Manual Transmission - NV 4500 DTC P0833 (8.1L)DTC P0833 (6.6L) in Manual Transmission - ZF S6-650 |
Powertrain Control Module (PCM) |
| P1574 | DTC P1574 | Powertrain Control Module (PCM) |
| PXXX | Diagnostic Trouble Code (DTC) List
in Engine Controls - 4.3L Diagnostic Trouble Code (DTC) List in Engine Controls - 4.8L, 5.3L, 6.0L Diagnostic Trouble Code (DTC) List in Engine Controls - 6.6L Diagnostic Trouble Code (DTC) List in Engine Controls - 8.1L |
Powertrain Control Module (PCM) |
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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.