2CarPros - Car Questions & Answers

2005 GMC Envoy Repair Question


Topics covered: Compression, Spark.
Mileage: 102,000 miles.

Asked on November 12, 2011

05 5.3l, p0301 code #1 cyl misfiring, 102,000 miles plugs replaced at 80,000miles, i have replaced coil and wires, still running rough at low rpms, any ideas?

#1 cylinder mis firing
Avatar Asked by ernie113

Answer

Replied on November 12, 2011

Check the sparkplug, compression and injector for no.1 cylinder-start here

Tiny Answered by rasmataz
68 questions asked