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  1. Weird Idle Issue

    DTC's, Problems & Troubleshooting
    I've got a 2000 Park Avenue (naturally aspirated) and it's doing this weird idle thing. Most of the time when I start it up cold, the idle is so low it will die within a couple of seconds. However, if I give it gas for just a few seconds, then it's fine and idles like it should. When it's warm...
  2. Stalls w/out few sec of gas pedal, when cold starts perfect

    DTC's, Problems & Troubleshooting
    My 2000 park avenue base was hesitating just a little when at 20-45mph would do it a couple times in one day maybe 2 or 3 days a week check engine light came on read MAFS or vacuum issue, also started to stall when not totally cold 1st start in am or after work fires right up holds idle perfect...
  3. starting issues!!

    Fuel System
    Well this my first post so be kind. The car is a completely stock 04 pony. Grand prix ft with a 3800 series III it. The problem that's been consistenly occuring is when you turn the key the car starts and the stops just as quick. When I give it gas right after tidbit the key the elms will jump...
  4. Severe Misfiring/Rough Idle

    DTC's, Problems & Troubleshooting
    I need help with my '01 GTP, 88k, no mods. It's running really rough. This is what's going on: I had put Mobil 1 Extended Performance 15,000 mile synth oil in my engine, and had driven the car for only 5,000 since then as of yesterday. When I'd started up the car yesterday, right away my...
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