P0440 Diagnostic Trouble Code Discussion for January 2015
General EVAP System Failure
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| Help Request | Posted | |
| 2001 Chevrolet Silverado 1500 5.3L Monitors wont set VIN: 2GCEC19T51 P0440: EVAP System No Flow During Purge. Truck failed callifornia smog test due to code po440, found cannister vent solenoid would not seal, replaced solenoid, cleared codes and performed drive cycle to reset monitors. All monitors set except secondary air and evap. Made sure to ck iat & coolant ... |
January 28, 2015 |
