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1999 Cadillac DeVille 4.6L Vent Valve
hello guys, this 1999 cadillac deville came in with a check engine light (PO446). after diagnosing the car, i replaced the vent valve. light went away for four days, then came back on. customer brought car back, had the same PO446 code. changed the fuel tank p...
FIX posted 11/1/2011
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Message Closed w/FIX
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10 Replies Received
10 Replies Received
Related Documents & Media | VIN | 1G6KD54Y8X |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Vent Valve |
| Conditions | Blocked |
| Misc. | Po446 |
Message Closed w/FIX
Vehicle Data
1999 Cadillac DeVille
| VIN | 1G6KD54Y8X |
| Engine | 4.6 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | Fuel Injection |
| Affected | Vent Valve |
| Conditions | Blocked |
| Misc. | Po446 |
Video