P1406 Diagnostic Trouble Code Discussion for July 2004
EGR Valve Pintle Position Circuit Malfunction
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| Help Request | Posted | |
| 1997 GMC Jimmy SL 4.3L MIL Lamp on, trans complaints VIN: 1GKDT13W0V P1406: EGR Valve Pintle Position Circuit Malfunction. This vehicle came into the shop with complaints of the transmission slipping under moderate acceleration. Also he says the oil pressure gage is reading unusually high. Upon initial test drive without scanner noticed shift points were high, hard, and never the ... |
July 12, 2004 |
