02 5.3l flex fuel
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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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Replaced belt tensioner on 2002 5.3, squeal got worse SOLVED
Hello. So, I have a 2002 Tahoe with a 5.3L V8 (241K miles) and I've been having some rough idle issues/ intermittent belt squeals for the last 50,000 miles or so. I've done a handful of things to calm the idle down, and I just replaced the belt tensioner pulley yesterday (the bearing was bad) in...- JohnnyRosso
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- 02 5.3l flex fuel belt tensioner idler pulley serpentine belt squeal
- Replies: 25
- Forum: Engine & Drivetrain
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02 Tahoe Z71 5.3L Flex fuel (VIN Code Z)
Update: once again I've never had this issue with any vehicle that I've ever had in my life. But the whole issue with the vehicle was the catalytic converters were completely clogged and I change those out and my driveway along with the O2 sensors and I'm getting engine knock sensors and also...- TahoeJunky
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- 02 5.3l flex fuel head gaskets heads
- Replies: 17
- Forum: Engine & Drivetrain
