THE ENGINE PINGS AFTER 3/4 THROTTLE UNDER LOAD.

WE RETARDED THE TIMING, PUT ON A NEW EGR VALVE, CHECKED THE VACUUM (OK), CHANGED THE VACUUM SOURCE, CHANGED THE ECM (THEN PUT THE OLD ONE BACKIN CUZ OF NO CHANGE), DIDNT CHECK FOR PROM UPDATES, BIPACED THE EGR ...

FIX posted 4/14/1999

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