WebJul 27, 2013 · Switching to a 3.5 pulley would best be benefited by a cold air intake, free flowing exhaust, (headers are best), and a PCM tune. The tune will increase the duty cycle of the injectors, have a proper spark curve, along with a host of other changes that will work with the 3.5 pulley. Dyno Brian is the guy I would use. WebSep 25, 2005 · 99 Posts. Discussion Starter · #1 · Sep 12, 2005. Hi, I have a 1997 Grand Prix GTP. So far all the mods I have are a custom air intake and the standard Intense PCM. I do plan on installing the 3.4" pulley soon. My question is with the Intense PCM, shifts are supposed to be at about 6000-6200 RPM. With the performance shift on I notice my car ...
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WebPile on satellite radio ($325), leather ($665), a premium audio pack with a six-CD changer ($695), and a sunroof ($795) if you crave a Grand Prix GTP identical to our $30,370 example pictured here ... WebSep 26, 2016 · Only mods are Zzp intakeSpeed daddy headers180 t statCstless downpipe3.5 mpsCustom tuneNot much done to it but there will be alot more to come. eagle creek travel zip wallet
Modding ‘99 Pontiac Grand Prix GTP 3800Pro Forums
WebFor instructions on how to change those pulleys, click on the preceding link. Power Steering Reservoir: Idler & Tensioner Pulleys: Checking Pulleys: I also took this opportunity to check the level in the Power Steering Fluid Reservoir, and top it off with some "stop leak" PS fluid since the power steering pump has a very slow leak. WebFeb 16, 2024 · 2. Clean MAF Sensor. The MAF sensor controls the air-fuel mixture in your car, and it can often get dirty, especially if you have an open air filter. Dust and dirt on the MAF sensor will often cause it to send incorrect values to the engine control unit, which can result in limp mode. http://www.grandprix.net/forum/ubbthreads.php?ubb=showflat&Number=58809&page=all cs iisc