P0449 Diagnostic Trouble Code Discussion for July 2008
EVAP Vent Solenoid Control Circuit Malfunction
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| Help Request | Posted | |
| 2001 Oldsmobile Silhouette GL 3.4L Surge VIN: 1GHDX13E8Y P0449: EVAP Vent Solenoid Control Circuit Malfunction. HI. This engine has a 200rpm surge, and no misfires, about twice a second under light load/accel when running between 40-60 mph in high gear, TCC lock. The two codes shown do not relate to the problem: the trans adapts show up once in a great while, and the Ev... |
July 22, 2008 |
