Help us help you. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc.) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a solution more quickly and easily!

2006 GMC SIERRA 4X4 5.3

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1 year 9 months ago #56819 by Prince5kids
2006 Sierra has PO2135 code, just changed throttle body, throttle pedal sensor but no luck. Truck barely idles and won't come out of limp mode?

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