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Ok, lets do the NOx thing
Posted to Emissions Forum on 1/11/2003 63 Replies

1999 Cavalier 2.2L 4 cyl. auto trans 59k on odometer

Runs well and has the following FAILING ASM test (high NOx 15/50) results. All systems operational and no DTCs stored. I JUST fixed this vehicle for a surging and stalling complaint due to an OPEN wire eas... Login to read more.

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