C044A GMC - Steering System Engine Speed Signal Circuit Invalid Data
- Faulty Power Steering Control Module
- Power Steering Control Module harness is open or shorted
- Power Steering Control Module circuit poor electrical connection
- Anti-Lock Brake System (ABS) Warning Light ON
- Engine Light ON (or Service Engine Soon Warning Light)
C044a Gmc DescriptionThe power steering control module receives the engine speed signal from the engine control module.
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