Diagnostic Code Index

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Diagnostic Code Index
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2009 GMC Savana Special, 2009 GMC Savana Camper Special, 2009 GMC Savana, 2009 Chevrolet RV Cutaway, and 2009 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX

DTC Description
DTC C0035-C0050  C0035 02: Left Front Wheel Speed Sensor Circuit Short to Ground
C0035 05: Left Front Wheel Speed Sensor Circuit Short to Battery or Open
C0035 0F: Left Front Wheel Speed Sensor Circuit Erratic Signal
C0035 18: Left Front Wheel Speed Sensor Circuit Signal Amplitude Less Than Minimum
C0040 02: Right Front Wheel Speed Sensor Circuit Short to Ground
C0040 05: Right Front Wheel Speed Sensor Circuit Short to Battery or Open
C0040 0F: Right Front Wheel Speed Sensor Circuit Erratic Signal
C0040 18: Right Front Wheel Speed Sensor Circuit Signal Amplitude Less Than Minimum
C0045 02: Left Rear Wheel Speed Sensor Circuit Short to Ground
C0045 05: Left Rear Wheel Speed Sensor Circuit Short to Battery or Open
C0045 0F: Left Rear Wheel Speed Sensor Circuit Erratic Signal
C0045 18: Left Rear Wheel Speed Sensor Circuit Signal Amplitude Less Than Minimum
C0050 02: Right Rear Wheel Speed Sensor Circuit Short to Ground
C0050 05: Right Rear Wheel Speed Sensor Circuit Short to Battery or Open
C0050 0F: Right Rear Wheel Speed Sensor Circuit Erratic Signal
C0050 18: Right Rear Wheel Speed Sensor Circuit Signal Amplitude Less Than Minimum
DTC C0035 or C0040  C0035 01: Left Front Wheel Speed Sensor Circuit Short to Battery
C0035 02: Left Front Wheel Speed Sensor Circuit Short to Ground
C0035 04: Left Front Wheel Speed Sensor Circuit Open
C0035 0F: Left Front Wheel Speed Sensor Circuit Signal Erratic
C0035 26: Left Front Wheel Speed Sensor Circuit Signal Frequency Too Low
C0040 01: Right Front Wheel Speed Sensor Circuit Short to Battery
C0040 02: Right Front Wheel Speed Sensor Circuit Short to Ground
C0040 04: Right Front Wheel Speed Sensor Circuit Open
C0040 0F: Right Front Wheel Speed Sensor Circuit Signal Erratic
C0040 26: Right Front Wheel Speed Sensor Circuit Signal Frequency Too Low
DTC C0055 or P0609  C0055 01: Rear Wheel Speed Sensor Circuit Short to Battery
C0055 04: Rear Wheel Speed Sensor Open Circuit
C0055 0F: Rear Wheel Speed Sensor Circuit Erratic
C0055 26: Rear Wheel Speed Sensor Circuit Frequency Too Low
P0609: Vehicle Speed Output Circuit
DTC C0110 (with JL4)  C0110 04: Pump Motor Circuit Open Circuit
C0110 61: Pump Motor Circuit Actuator Stuck
DTC C0110 (with JL9)  C0110 04: Pump Motor Circuit Open Circuit
C0110 61: Pump Motor Circuit Actuator Stuck
DTC C0131  C0131 01: Antilock Brake System (ABS)/Traction Control System (TCS) Pressure Circuit Short to Battery
C0131 04: ABS/TCS Pressure Circuit Short to Ground or Open
C0131 5A: ABS/TCS Pressure Circuit Plausibility Failure
DTC C0161  C0161 5A: Antilock Brake System (ABS) Brake Switch Circuit Plausibility Failure
DTC C0179  C0179 54: System Thermal Temperature High
DTC C0186 or C0196  C0186 55: Lateral Accelerometer Circuit Expected Number of Transition/Events Exceeded
C0186 5A: Lateral Accelerometer Plausibility Failure
C0186 0F: Lateral Accelerometer Circuit Erratic
C0196 55: Yaw Rate Circuit Expected Number of Transition/Events Exceeded
C0196 5A: Yaw Rate Plausibility Failure
C0196 0F: Yaw Rate Circuit Erratic
DTC C0201  C0201 04: Antilock Brake System (ABS) Enable Relay Contact Open Circuit
DTC C0242 or P0856  C0242 75: Engine Control Module (ECM) Indicated TCS Malfunction Signal Above Allowable Range
P0856: Traction Control Torque Request Circuit
DTC C0245  C0245 00: Wheel Speed Sensor Frequency Error
C0245 5A: Wheel Speed Sensor Frequency Plausibility Failure
DTC C0292  C0292 02: VSES Combination Sensor Circuit Short To Ground
C0292 07: VSES Combination Sensor Circuit Voltage Above Threshold
DTC C0561  C0561 71: System Disabled Information Stored Invalid Serial Data Received invalid serial data received
C0561 72: System Disabled Information Stored Invalid Serial Data Received alive counter incorrect/ not updated
C0561 74: System Disabled Information Stored Invalid Serial Data Received Value of Signal Protection Calculation Incorrect
DTC C0710  C0710 0F: Steering Position Signal Erratic
C0710 17: Steering Position Signal Signal Shape/Waveform Failure
C0710 55: Steering Position Signal Expected Number of Transitions/Events not Reached
C0710 5A: Steering Position Signal Plausibility Failure
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.