98 6.5 turbo
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Rick
look at the arm on the wast gate with engine off then start it and look at the arm if pull up then screwdrive try pushing down on wast gate arm if you can't most likey there no vacuum leak and if that arm don't move when starting the truck try tapping on the Wastegate solenoid they get stuck
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other thing i don't know what mods you have done to truck or how many miles on it maybe clog cat that cause loss of power
look at the arm on the wast gate with engine off then start it and look at the arm if pull up then screwdrive try pushing down on wast gate arm if you can't most likey there no vacuum leak and if that arm don't move when starting the truck try tapping on the Wastegate solenoid they get stuck
---AutoMerged DoublePost---
other thing i don't know what mods you have done to truck or how many miles on it maybe clog cat that cause loss of power
Last edited by Crazy; 09-25-2010 at 12:35 PM. Reason: Automerged Doublepost
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klein444
Chevy/GMC 6.2L and 6.5L
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02-27-2015 01:53 PM