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Multiple codes, CEL Flashing, don't know where to start
Thanks for the replies everyone. After seeing your replies, I decided to check the spark plugs to check their condition. While removing the spark plug wires, 3 of them were either broken or broke when I removed them. Spark plug wire in cylinder 3 was the worst, which makes sense given the codes...- splitshot37
- Post #5
- Forum: Engine & Drivetrain
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Multiple codes, CEL Flashing, don't know where to start
My girlfriend recently bought a 2000 GMC Yukon with 270k miles on it. From the start it had some hesitation problems, specifically when accelerating after stopping at a red light. It would hesitate for a second, then return to driving like normal. It also is leaking oil at a decent rate, about...- splitshot37
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- Replies: 5
- Forum: Engine & Drivetrain
