00 Chevrolet, GMC, and Oldsmobile S/T Pick Up and Utilities ABS Brake or SIR Codes, DTC - B0035 C0221 C0222 C0223 C0225 C0226 C0227 C0229 - kw light lamp SIR wire GMT325 GMT330

The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in the PI.

The ABS and/or SIR lights come on and may set various ABS or SIR codes. A wiring harness contacting left (drivers side) exhaust manifold and melting, causing high resistance or short to ground in the circuit.

Reposition and secure the harness away from left exhaust manifold and repair wiring as necessary. In some cases, it may require replacement of the wiring harness.

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Please follow this diagnosis process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.

(00 Chevrolet Blazer and S-10 Pick Up) and (00 GMC Jimmy, Envoy and Sonoma) and (00 Oldsmobile Bravada)

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