P1218 Diagnostic Trouble Code Discussion for October 2008
Injection Pump Calibration Circuit Malfunction
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| Help Request | Posted | |
| 2001 GMC Savana 3500 6.5L Poor Idle Quality, Surge, MIL Lamp on VIN: 1GTHG35F31 P1218: Injection Pump Calibration Circuit Malfunction. van came in running bad at idle poor accel.found lot of dirt in fuel tank.replaced tank new and new fuel pump and filter with little change in performance |
October 04, 2008 |
