Quote:
Originally Posted by exalteduser
sorry about the delay, net was down for awhile. as far as pin 13 goes, i assumed you were referring to the pin connector under the steering wheel where you can pull normal codes. if thats the case mine only has 12 pins total, none of which are numbered. So if anyone knows which one that would be great. (1994)
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Yes the diagnostic connector.
Ok you have OBD1. 12 pin connector.
You will need to ground pin J to get codes.
J should be half way between H and M as in link below.
http://www.troublecodes.net/GM/
Post back what code you get from 1 2 3 0r 4.