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post #32 of (permalink) Old 08-07-2009, 10:55 AM
turbolift
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Location: Bowling Green, KY
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Quote:
Originally Posted by turbolift View Post
I've had the GMPP upgrade for a couple months now (no other performance upgrades) and today I had to nail it and I redlined at 50mph in 2nd gear at WOT. My boost was reading 19psi. I don't think thats right so I'm taking the car in next Wednesday. In the mean time, does anybody have any idea why I can't reach 60mph in second gear? Thanks.
UPDATE:

I took my car in Wednesday and the service tech was told by GM to reflashed my ECM with the GMPP upgrade and current updates. This morning I got on it and I still can't hit 60 in second gear before I redline. My boost is still at 19psi so I'm at a loss as to what the problem is.

Don

2008 Redline
Black/Black/Black
5 speed
Spoiler
Kenwood DNX570HD
Kicker Speakers
Monsoon amp
WR V2
DDM Backbone Steet Version
GMPP Upgrade+
Solo'S MACH Shorty Exhaust

aka: Elvira
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