20 Most Recent 1988 GMC C1500 - Page 5 Questions & Answers

IGNITION TIMING

1997 GMC Truck C1500 1/2 ton P/U 2WD 5.7L SFI 8cyl

The Ignition Timing Non-adjustable.

find out if you have fuel pressure all the time while cranking hope it helps

Clogged cats in the y-pipe

Wheels.com

As long as they are 15's then your golden

I think that would be a bad turn signal switch. A voltmeter or test light could verify this, working at the electrical connector on the steering column for the turn switch.

What is the fuel psi at fuel rail? Have you checked for vacuum leaks? Master Tech Lee

Look near the fuse panel and you will see a cylinder (about an inch in circumfrence) this is your blinker relay. Usually there is a seperate one for flashers and one for blinkers. I am not sure that it would make your front flashers illuminate.

Clint: Does your drive line have a carrier bearing?

check wires at night pitch black out have some one crank over while you look under hook look for spark jumb might have bad wires and the ark will jump out of them if close to any kind of metel who would guess right seen it happen more then once

in 1980 it is pretty much forward from fuel tank to fuel pump from fuel pump to carburetor ....the return line from pump to tank hope it helps

it is the control board they crack ,breaks the crucit

no way of doing it with out damaging the steering lock and shaft.

if you have a floor shift and the replacement has a colum shift..you can use the colum and remove the pin that holds the shift arm on..it comes out with a pin remover .. just tap it down and out..the arm slides out..then use as normal..