1993 Chevy Blazer 4 cyl All Wheel Drive Automatic 123000 miles
put 1 end of jumper wire in slot B (diagnostic terminal) other end in slot A (ground) service emgine light went out then came on and did 1 flas, pause, 2 flashes, did over 3 in a row no other code. Is code 12 1 flas, pause, 2 flashes no distributor reference pulses to ecm only appeaers when key is turned on and not runniong. If any other code it will flash 3 times then a new code. No other code showed up. From haynes chevrolet &gmc 1982-1993 2wd and 4wd s10/s15/s10 blazer s15 jimmy olds bravada repair manual.
have the same problem?
Tuesday, June 2nd, 2009 AT 7:22 PM