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Oldsmobile
Bravada
Trouble Codes
P Codes (Powertrain)
P0400 - P0499
P0420
OLDSMOBILE BRAVADA P CODES (POWERTRAIN) P0400 - P0499 P0420
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Found 1 result
Code P0420?
I Got The Error Code P0420, Catalyst System Efficiency Below Threshold Bank1. I Know That I Have A Possible Exhaust System Leak, But...
Asked by
craigak
·
15 ANSWERS
3 VIDEOS
5 IMAGES
2004
OLDSMOBILE BRAVADA
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