Close
Car Questions
RepairPal is your advocate for car care advice and guidance

Engine misses

(2002 Chevrolet Avalanche 2500)
in Reynolds, GA on June 20, 2010
My engine misses when it idle and when I drive it.So I tried changing the spark plus ,spark plug wires and the number 7 ignition coil still give me reading on number 7 cylinder when i check it with the diagnostic tool so I swap the coil 1 around with 7 and still get a reading it number 7
Displaying 1 answers & 0 comments
Popular Answer
on December 21, 2010
check injector, or maybe poss wiring problem to injector or coil or even bad computer, or poss bad cyl, also do compression check
RepairPal estimates are guaranteed at over 2,000 quality certified locations nationwide. Learn more

Similar Questions

View answers to similar questions from RepairPal's community of auto experts and enthusiasts.
When driving it feels like a hard miss and speedometer will drop for around 1 second and come back. Had speed sensor ...
Runs and idles fine and the service engine soon light never comes on when this happens. The vibration is coming from ...
Didn't find what you were looking for?