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2000 C3500 7.4 Lean Codes, Poor Idle
Posted to Technical Discussion Forum on 12/12/2019 10 Replies

Good morning everyone,

After running some basic testing I am having trouble determining what direction I need to be going and I was hoping someone might be able to help.

On initial start up in open loop engine runs very poorly

Map shows 16inhg which I conf... Login to read more.

10 Replies Received (View Replies)

 

car Vehicle Data

2000 Chevrolet C3500 7.4L Rough Running

Engine7.4 L
Trans4-speed Automatic (Electronic)
SymptomsRough Running

car Vehicle Data

2000 Chevrolet C3500 7.4L Rough Running

Engine7.4 L
Trans4-speed Automatic (Electronic)
SymptomsRough Running