Question about 1989 GMC Suburban
Happens mostly in reverse at very low speed. change spark plugs to an ngk, increese gap by 0.01 and advance distributer about 1 or 2 digrees to increase idle from around 800 to 850 or 900.
Posted on Jul 24, 2009
a 6ya expert can help you resolve that issue over the phone in a minute or two.
best thing about this new service is that you are never placed on hold and get to talk to real repairmen in the US.
the service is completely free and covers almost anything you can think of (from cars to computers, handyman, and even drones).
click here to download the app (for users in the US for now) and get all the help you need.
Posted on Jan 02, 2017
Tips for a great answer:
Jul 24, 2017 | GMC S-15 Cars & Trucks
May 14, 2011 | 1989 Ford Bronco
Apr 08, 2011 | 1988 GMC C1500
Oct 26, 2010 | 2003 GMC Sierra
Jul 15, 2009 | 1989 Mercury Tracer
Apr 27, 2009 | 1989 Ford Bronco II
Apr 21, 2012 | 1989 GMC Suburban
174 people viewed this question
Usually answered in minutes!
Step 2: Please assign your manual to a product: