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92 Caddy, pinging and NOx.
Posted to Emissions Forum on 2/13/2003 7 Replies

Hi all...

Today I am suffering over a CLEAN CLEAN 92 Caddy. Car came in with a NOx fail. about 1700ppm at both speeds, limits around 1350ish for both.

Vehicle already had a shiny new aftermarket cat on it. Timing was set at 8b(spec 10). hose to EGR appeare... Login to read more.

7 Replies Received (View Replies)