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 MANUALSCHEVROLET2006EXPRESS 2500 V8-6.6L DSL TURBO VIN 2REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTECHNICAL SERVICE BULLETINS
2006 Chevrolet Express 2500 V8-6.6L DSL Turbo VIN 2
Computers and Control Systems: Technical Service Bulletins
2006 Chevrolet Express 2500 V8-6.6L DSL Turbo VIN 2SECTION Technical Service Bulletins
- Customer Interest
- Diesel Engine - MIL ON/Multiple DTC's Turbocharger VPS
- Engine - MIL ON P0116/P1400 Set In Very Cold Temps
- Electrical - MIL ON/DTC's Set By Various Control Modules
- Electrical - Intermittent MIL/DTC P2138/Reduced Power
- Fuel System - MIL ON/DTC P0087/No Power/Runs Rough
- Engine Controls - MIL ON/DTC's P0403/P0401 Set
- A/T- Slips/Overheats/Won't Shift/MIL ON/DTCs P0218/P0894
- A/T - Slips/Harsh Shifts/Delayed Shifts/Multiple DTC's
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Electrical - A/T Stuck in 2nd/3rd Gear/MIL ON/DTC's
- Engine Controls - MIL ON/DTC P0191
- By Symptom
- Abnormal wear/deterioration
- Customer Interest
- Diesel Engine - MIL ON/Multiple DTC's Turbocharger VPS
- Engine - MIL ON P0116/P1400 Set In Very Cold Temps
- Electrical - MIL ON/DTC's Set By Various Control Modules
- Electrical - Intermittent MIL/DTC P2138/Reduced Power
- Fuel System - MIL ON/DTC P0087/No Power/Runs Rough
- Engine Controls - MIL ON/DTC's P0403/P0401 Set
- A/T- Slips/Overheats/Won't Shift/MIL ON/DTCs P0218/P0894
- A/T - Slips/Harsh Shifts/Delayed Shifts/Multiple DTC's
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Electrical - A/T Stuck in 2nd/3rd Gear/MIL ON/DTC's
- Engine Controls - MIL ON/DTC P0191
- Driveability
- Erratic Shifting
- Hard Shifting
- No shift/Incorrect gear engagement
- Overheating
- Slipping
- All Technical Service Bulletins
- Electrical - Aftermarket Interface Devices Causing Issues
- Engine Controls - Aftermarket Power-Up/Calibration ID
- Engine - THIS BULLETIN HAS BEEN CANCELED
- Diesel Engine - MIL ON/Multiple DTC's Turbocharger VPS
- A/T Controls - Snapshot Data With Tech2(R) Information
- Engine - MIL ON P0116/P1400 Set In Very Cold Temps
- Electrical - MIL ON/DTC's Set By Various Control Modules
- Electrical - Intermittent MIL/DTC P2138/Reduced Power
- Diesel Engine - Damage Due To Power-Up Devices
- Fuel System - MIL ON/DTC P0087/No Power/Runs Rough
- Engine Controls - MIL ON/DTC's P0403/P0401 Set
- A/T Control - DTC P0756 Diagnostic Tips
- Electrical - Reducing Intermittent Electrical Concerns
- A/T - Diagnostic Information for DTC's P0894/P1870
- A/T- Slips/Overheats/Won't Shift/MIL ON/DTCs P0218/P0894
- A/T - MIL ON/DTC P0757/Harsh or Slipping 2-3 Shift
- A/T - Slips/Harsh Shifts/Delayed Shifts/Multiple DTC's
- Engine, A/T - Shift/Driveability Concerns/MIL ON
- Engine Controls - Intermittent Driveability Conditions
- Engine Controls - MIL Function During I/M Testing
- Accessories - DTC's P0300, P1380, P1381
- Engine, A/T Controls - Shared Diagnostic Trouble Codes
- Electrical - A/T Stuck in 2nd/3rd Gear/MIL ON/DTC's
- Electrical - Harness Connection Inspection
- Engine Controls - MIL ON/DTC P0191
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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.