High Idle in Park
#14
Joined: Jan 2006
Posts: 16,282
Likes: 438
From: Huntsville, AL
So it looks like when the timing comes in it goes up to that high value, but your tune needs major work otherwise. You have tons of KR in there when you give it throttle and your fueling is all over the place.
#19
I changed to a new sensor checked again realy realy low pressure like 6psi put a mechanical gauge to it and once again about 6-8psi ive been told the oring going from the pickup to the pump is most likely the caust of the problem.
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GMT 800 & Older GM General Discussion
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Oct 15, 2015 02:53 PM







