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P0068 Diagnostic Trouble Code Discussion for May 2009

Throttle Body Airflow Performance

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Trouble Ticket Help Requests for DTC P0068
Help Request Posted
2006 Chevrolet Trailblazer LT 4.2L Poor Idle Quality, Cuts out, MIL Lamp on, no throttle control VIN: 1GNET16S76
P0068: Throttle Body Airflow Performance. This truck came in No Start no crank, with no fuel pressure Had good power and ground at fuel pump so I replaced the pump, now has fuel. Also had a blown main fuse 180 amp when it came in. After repairs it started and ran but after about 2 min's it started idl...
May 29, 2009