How to Set Up the Minimum Idle Speed on GM's 3.1 Multiport in a 1990 Chevy
How to Set Up the Minimum Idle Speed on GM's 3.1 Multiport in a 1990 Chevy Z24Checking and setting your basic idle speed needs to be done first before you continue diagnosing your cars idling problems. You will need an assistant to help you with this procedure.
