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ls1 gto idling issues
Posted to Technical Discussion Forum on 5/3/2016 21 Replies

So hello iATN. I have this GTO that has misfires at idle. So far I have seen all cylinders missing at idle. All 8 will count up to 3-8 on misfire data. Fuel trims at 2-4%, map is at 15-16(its low). fuel pressure is at 60. There are external mods like a k&n int... Login to read more.

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car Vehicle Data

2004 Pontiac GTO 5.7L

Engine5.7 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2004 Pontiac GTO 5.7L

Engine5.7 L
Trans4-speed Automatic (Electronic)