P1566 GMC - Cruise Control System Engine RPM Too High
- Faulty Cruise Control System
- Cruise Control System harness is open or shorted
- Cruise Control System circuit poor electrical connection
- Engine Light ON (or Service Engine Soon Warning Light)
P1566 Gmc DescriptionCruise Control System Engine RPM Too High is the generic description for the P1566 Gmc code, but the manufacturer may have a different description. Currently we have no further information abouth the P1566 Gmc OBDII code. Please post your question on our "Questions" section for more information: AutoCodes.com Questions.
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