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  1. Electronic Throttle P2109 & P0638 error codes. HELP!

    General Maintenance, Troubleshooting & Accidents.
    Really need some help. Intermittent problem with electronic throttle not responding. Often I stop at a red light, etc. & then when I step on accelerator the engine doesn't rev normally. It has loping idle between 800 & 1000 rpm. When I step on gas pedal engine slowly revs up to around 1500 rpm...
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