engine idle
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2002 GMC Yukon Random Cylinder Misfire (P0300)
alright guys i just installed new injectors (OEM) and now my truck has a random cylinder misfire (P0300) under hard acceleration and at idle sometimes, I've heard that it could be fixed with a camshaft position sensor relearn but i'm not exactly sure and honestly i don't have the money to throw...- Jeremiah_Yukon02
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- 02 5.3l flex fuel 5.3 engine idle engine load gmt800 help i need help please mechanical random misfire
- Replies: 8
- Forum: Engine & Drivetrain
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Low Idle and running lean
Hey all so I am hoping someone here knows what is going on and how to fix it. Recently My engine has started to run lean and I am seeing the idle extremely low. My dad does not think it is a vacuum leak and told me to clean the intake and clean the filter. I run the code it says it is an O2...- Alan H Stott
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- 04 tahoe engine idle misfire
- Replies: 11
- Forum: Engine & Drivetrain
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Put in new alternator now engine idle is off and engine stalls
I own a 2003 GMC Yukon XL 1500 4WD 5.3L and recently put in a new alternator. After installation I started the Yukon and noticed that the idle is not correct and the engine stalled. I drove the car around hoping that the computer would reset, but to no avail. I charged the battery overnight...- Tim2003YukonXL
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- 2003 yukon engine idle engine stall new alternator
- Replies: 5
- Forum: Engine & Drivetrain
