how many milles take clear code to reset on 1999 GMC Jimmy

wen gassing up the light come on

by in Pacific, MO on March 22, 2013
1 answer 1 comment
ANSWER by , March 22, 2013
Not reset by mileage but number of ignition cycles or starts. To clear now can unhook battery neg. term. for a minute! Did you have the engine running while refulling?
COMMENT by , March 24, 2013
no i didn't know i can.should i try that?