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GM tac p2135 reoccuring with inter drivability issues
Hello everyone, have this gmc that has been plagued with intermitent p2135 and low, surging idle. We have done all the usual suspects.....Throttle Body Assembly, Pigtail harness connecter for throttle body, Accelerator pedal assembly, and relflash/reprogram(re... Login to read more.
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| Engine | 5.3 L |
| Trans | 4-speed Automatic (Electronic) |
| Symptoms | Mil Lamp On, Poor Idle Quality, Stall, Surge |
Vehicle Data
2006 GMC Envoy XL Denali 5.3L Mil Lamp On, Poor Idle Quality, Stall, Surge
| Engine | 5.3 L |
| Trans | 4-speed Automatic (Electronic) |
| Symptoms | Mil Lamp On, Poor Idle Quality, Stall, Surge |
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