Engine stumble in park and in gear.
My truck is stumbling at idle in park and in ger sy
when I'm at a red light. What could be causing this
Could be a few things, is the check engine light or other light lit up on the instrument cluster when the Yukon is on?
The check engune light is not on and there are no other ligts in the instrument panel on when the behicle is on.
Search GMC Yukon Questions
GMC Yukon Experts