Being a 94 I am almost positive it as an OBD I. You can read the codes using a paperclip if it is. There is a thread about that in stickys if you want to know.
Jacob
Jacob
obd1 or obd-2
question i have a 94 blazer 6.5l with the throttle position sensor on it i was just wondering how can a tell the difference between obd-1 and obd-2 don't they look a like?
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