P0449 Diagnostic Trouble Code Discussion for November 2013
EVAP Vent Solenoid Control Circuit Malfunction
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| Help Request | Posted | |
| 2008 Chevrolet Silverado 1500 WT 5.3L MIL Lamp on VIN: 1GCEK19068 P0449: EVAP vent sol. ckt. ... one.have p0449 code.tested system found ecm not switching solenoid with tech2.have a ground on the white wire at vent valve.bat volts on rd/wh wire.disconnect ecm and ground goes away.ohm all wiring no short to ground.thought that ecm was bad,installed/pro... |
November 27, 2013 |
