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So what's the difference in GT and GTP besides more HP? Coolant Issue Dead car. No throttle response 3800 06 GT performance mods? Wiper Motor Bad? Throttle Body Cleaning.. Radiator Resevoir ? Exhaust Spark Plugs and wires? Can I Disable ABS Brakes? 99 GTP pop noise about computer ?? 99 GP console questions Overheating GTP Swirls in the paint from car wash..... Supercharger Oil Change.. shifting problems problems after shift kit install 99 grand prix 3800 stalls wont re start Dex-cool causing problems? What are the host of other parts trans filter and accumulator 91 grand prix se replacing front struts LIM for 3800 Series II question Possible 1990 GP owner TCS Off light and Tach Reads 0 Transmission Questain please help 2001 Grand Prix GT ABS and Trac Off light Whirring Sound on '99 Grand Prix GT trans filter retaining sleeve rebuilding supercharger Dexcool Question Exhaust ??? loss of horsepower ? Perf Shift Light Quit Dome Pistons: Pointers and Suggestions DRL/dashboard/taillights GP power windows squeaky aftermarket brakes?? Tips and Maintenance Subforum (See Above) Parking brake catching.... Scratched Leather..... 2006 Grand Prix Auxilary Input? 92 GP se cruise control removing super glue shift kit springs???? 98 GT Wont Start. NEED HELP! fuse box keyless entry remote??? Exhaust on 98 gt How do I remove front seat if motor is shorted out? Starting problems GTP misfires badly What manual to get. crankshaft positon sensor location? Service engine light and sputtering?? Winodw Situation clunk finally gone Error code P0507 1999 grand prix se model 3.1 engine change bearing help!! have you named your GP? 2002 Electrical Problem Struts?? exhaust tips... Catalytic Convertor Lifespan 93 grand prix 3.1 wont start when below 0 outside Trac Light on 1997 GP SE 3800 Coolant leak 2002 Grand Prix GT W/3800 2002 Grand Prix GT Stereo Clock/Station Lights bad computer? tie rod problem?? 2000 Grand Prix eats power windows black headlights and corners. performance on a budget ?? :) noise ?? 93 Grand Prix Left front howling, humming noise??? Posting Pics. gtp, new motor? dual climate control Code P1404 Remote program misfire code replacing coolant sensor Windows foggin bad 97 grand prix blower motor Replacing Thermostat in 99 Grand Prix 91 grand prix need help back tire angled 2000 Grand Prix IGN Key removal Aftermarket CD Player Another keyless entry issue Anyone ever see this happen to their paint before? Exhaust. 98 Grand Prix GTP Upgrades 89 grand prix help locked out Rear Hub Issues Tranny shifting weird.... OMG my paint go bye bye transmission replace O2 Sensor????? P0141 And P0401 Help!! Engine Light When On BEST GAS FOR GRAND PRIX GT's headlights water pump cat/struts..... miles rolled back? 2003 pontiac grand prix gt can't shift out of park 0-110 ,no launch but i got there K&N or Thrasher...or something else? keyless entry Finding VSS Signal 94-96 Grand Prix Common Problems? starter help answer to gtp stall when slowing down !!!! 2000 grand prix gt cuts out Help with Digital DIC conversion GTP mods... A/C Problems 98 GTP goofy ignition problem (help?) Rebuilding a engine Mr. confused quik story..kinda race type Batteries? Door hinges 1993: grindin noise from brakes when right turn made is it worth it? Clunk! 2000 Supercharged Gtp - Factory Alarm And Battery Problems parking brake light what does GTP stand for? GXP DVD NAV Question Supercharger oil.... 1991-1996 GTP question leaking hose, simple fix but need ideas! Tranny Swap CPU Protection problems... Should I replace the seat or just the back? Anyone know Of? t-stat and oil... stock radio and ipod DTC Code P0401-EGR Flow Insufficient_PLEASE HELP 1999 grand prix se transaxle problem Help again transmisssion coils and ignition 78 Parts Hessitation really bad! Starting Problem exhaust question 97 grand prix GTP won't stay running Car jerks when switching gears Valve cover gasket Power upgrades, need your thoughts 97 Grand Prix GT no horn,please help idle problems engine change P0171 Trouble Code engine code/ fuel system evaporation leak THM440 slips in 3rd gear temp/heat Passenger side water leak - extra part 5600rpm sputter 2002 Grand Prix Cat Convertor? One cooling fan not on Orifice Tube - 1997 Pontiac Grand Prix ses on code p1887 tires drag racing 89 Grand Prix no headlights Remote Car Starter..... 1860 code... Dropped Wiper Arm Nut Goodyear tires engine wont start without help unusual heat problem I'm freaking out with my headlights 2004 GT Water Leak 99 3.1 vin M ? pinstriping ABS sound on take off Heater Fan Problem Strange noise from front of 05' GTP 99 Grand Prix, Code P0480 Front Turn Signal Not Working Need help getting through firewall please! codes returned Need help with aftermarket intake Gas gage problem & code po420 Help - 2000 GP Won't Start 2004 GT Water Leak Shift KR and PE/WOT KR Passenger side leak XM/Sirius Install questions. New Wires Car wobbles ALOT push button ignition changing sparkplugs on 3800SC 99 Grand Prix GT Front Wheel Hubs P0428? 97 Grand Prix GT power windows and radio. Supercharger Upgrade Starting Problem after Fill up 89' Grand Prix Problem(Please help.) 97 gtp missing under load gettin a case learn tires 94 Grand Prix Stalls Intermittently 2000 Grand Prix GTP SES code P0442 99 Grand prix Odd elec problem Bad coupler???? short in headlight system? Car Still Lacks Power. Need Help!!! 99 gtp - car occassionally starts honking 2004 Grand Prix GTP purchase research A/C Problem PS fluid low start up problem + power steering Starting Problem Trunk Lid Pops Engine swap Plastic Glue Rec. Problem after fuel tank replaced Please help w/ location of solenoids! Jacking points SES light on WHY Tune Up Complete Neeed Help Fast Please battery dead, couple questions Anti freeze question...GTP Oil Pan replacment Question 93 3.1L 1991 grand prix electric problem with fuel pump enhanced DIC Airbag light stays on intermittently Fuel Filter location and replacement Tune Up Tips Needed I will replacing stock T-stat with 180, Do I need to drill a hole in it? 2002 Grand prix deck How do I..... ? 02 Grand Prix with extended crank very bad rotors Were can you buy GXP hood ? 2002 GT Vibration, possible diagnosis Coolant Pooling on Engine Front End Noise MSD/BOOST controller... 98 Grand Prix rpm gauge stopped Were is the Ambient temp. sensor located on Grand Prix? gtp handleing