2003 Chevrolet Silverado 1500 LT 5.3L MIL Lamp on
Hello, We have been fighting this one. When code first set we could not get the vent solenoid to vent so we did the TSB, it lasted for about 2 weeks then 446 again. The second time my tech found the fuel tank pressure sensor indicated 10 inches of vacuum,I thi...
FIX posted 10/14/2010
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle 16 Replies Received (View Replies)16 Replies Received (Hide Replies)Related Documents & MediaRelated Documents & Media |
Message Closed w/FIX
Vehicle Data2003 Chevrolet Silverado 1500 LT
Trouble Codes
|
Message Closed w/FIX
Vehicle Data
2003 Chevrolet Silverado 1500 LT
VIN | 1GCEK19T03 |
Engine | 5.3 L / 8 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Cruise |
Trouble Codes
P0446 | EVAP Vent Control System Performance |