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HOMESERVICE MANUALSCHEVROLET2001CHEVY EXPRESS G2500, VAN CARGO EXTENDED, 5.7 R, L31/KL8REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 668 (BODY CONTROL SYSTEM)DIAGNOSTIC INFORMATION AND PROCEDURESDTC C0550: PCM, SDM, THEFT DETERRENT CONTROL MODULE, VIUACTION TAKEN WHEN THE DTC SETS
2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8

Action Taken When the DTC Sets

2001 Chevrolet Chevy Express G2500, Van Cargo Extended, 5.7 R, L31/KL8SECTION Action Taken When the DTC Sets
WARNING: This page is about a different car, the 2003 Pontiac Grand Prix. However, it is still accessible from the selected car via links, so may be relevant.

If equipped, the following module specific actions may occur:

  • The ABS indicator turns on.
  • The BRAKE Warning indicator turns on.
  • The SERVICE 4WD indicator turns on and the system will be disabled.
  • The Service 4 Wheel Steering indicator turns on and the system will be disabled.
  • The SERVICE RIDE SYS or SERVICE RIDE CONTROL message is displayed.
  • The SERVICE SUSPENSION SYS message is displayed.
  • The TCS indicator turns on.
RENDER: 1.0x

NO RELATED

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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.