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Recent content by GrimSniper

  1. Exhaust Flap shorting out - Check Engine light

    If im honest, I haven't seen under the car. I know it has aftermarket long tube headers and exhaust.

  2. Exhaust Flap shorting out - Check Engine light

    Hey guys So the codes are the 0420 and 0430 - so i assume there is no way of getting those to go away? As for the active exhaust issue, the garage did say that one of the connectors got corroded (probably due to driving in the winter) and its $130 for the wiring harness. Any suggestions on...

  3. Exhaust Flap shorting out - Check Engine light

    Yes sir, it did come factory with them. ill def check there to start with

  4. Exhaust Flap shorting out - Check Engine light

    Evening everyone! SO i bought this 2019 GT PP1 back in Sept of 2025. it does have aftermarket long tube headers and a Corsa Extreme Exhaust with the flaps to make it louder/quieter. I live in PA and its my daily driver currently. About Oct or November i started getting a check engine light for...
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