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Help in understanding 3 1999 Lumina 3800 codes
Posted to Technical Discussion Forum on 3/13/2003 3 Replies

Vehicle is a 99 Lumina car 3800 K 90k miles. Complaint is intermittent stalling (will restart) and intermittent hesitates/loss of power. Retrieved 3 codes - P0327 and P0332 knock sensor circuit low input B1 and B2 respectively, and p0336 18x ref signal circuit... Login to read more.

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