1991 Isuzu Impulse "89 gmc distributor wireing" Questions

89 gmc sierra You have to disconnect the brown wire thats on the firewall. It disables the computer controlled advance and allows you to set the base timing. Disconnect SET TIMING connector (tan/black

...89 gmc truck the truck has new plugs,plug wires,distributor cap and ignition module and still won't start and it is getting fire to the plugs... thanks for any help If you line up the timing ...

89 GMC S15 V6 going down the road and motor dies Can start up truck in the mornings and will run fine for about 20 minutes then die while going down the street. I can let it sit for a few minutes and ...

...89 chevy suburban with a 5.7 and am having a issue with a high low idle and when a load is on the throttle body it seems to stall.it also seems like it is overloading the injectors but they have been ...

89 gmc pickup I have an 89 gmc 3/4 ton pickup and when I turn the ignition no power is getting to the fuel pump in the tank. there is nothing wrong with the tank as we have checked it all. We reversed

89 gmc sierra runs rough dosn't idle good (lopes)back fires till you get up to speed, when you hammer it it acts as though it gets flooded. I installed new plugs, cap, rotor, and fuel filter. could be

89 Suburban would be difficult to get codes from considering that it is either OBDI or OBD0. That out of the way you should be focusing on the issues you have corrected and looking a issues that older