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2002 Chevrolet Trailblazer LS 4.2L Hesitation, Cuts out, MIL Lamp on
Fellow gm techs. This trailblazer is coiming up with fault code p1221 for tps sensor. We already replaced the throttle body and performed software upgrade for the new throttle body. The vehicle goes into limp home mode and sets the service engine soon light an...
FIX posted 9/6/2016
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Message Closed w/FIX
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20 Replies Received
20 Replies Received
Related Documents & Media | VIN | 1GNDS13S12 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Cuts Out, MIL Lamp On |
| Occurs | Cruise, Intermittently |
Trouble Codes
| P1221 | TP Sensor 2 1-2 Correlation |
| P1484 | Catalyst Overheat Detection |
Message Closed w/FIX
Vehicle Data
2002 Chevrolet Trailblazer LS
| VIN | 1GNDS13S12 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Emissions | OBD-II Compliant |
| Symptoms | Hesitation, Cuts Out, MIL Lamp On |
| Occurs | Cruise, Intermittently |
Trouble Codes
| P1221 | TP Sensor 2 1-2 Correlation |
| P1484 | Catalyst Overheat Detection |
Video