2005 GMC Envoy Repair Question
Topics covered: Compression, Spark.
Mileage: 102,000 miles.
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
Asked by ernie113Answer
Replied on November 12, 2011
Check the sparkplug, compression and injector for no.1 cylinder-start here
