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Misfire cold
Posted to Technical Discussion Forum on 2/29/2016 26 Replies

Interesting subject here. Complaint is misfire engine cold, runs OK warmed up. I'm aware of the intake valve and carbon on the valves with this engine. Vehicle has 108K miles. Pulling misfire scan data, I'm seeing this [2008 GMC Canyon SLT, Engine/Propulsion S... Login to read more.

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car Vehicle Data

2008 GMC Canyon SLT 3.7L

Engine3.7 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2008 GMC Canyon SLT 3.7L

Engine3.7 L
Trans4-speed Automatic (Electronic)