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try changing modular in the distributor or on the side of it its close by
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What is the towing capacity of a 1990 GMC Sierra K1500?
3500
Where can one buy a used 1990 GMC sierra?
A 1990 GMC Sierra can be purchased used on websites such as eBay Motors, Edmunds, or Craigslist. Availability may be determined by the buyers location.
Why my 2000 gmc sierra VORTEC hard to start?
Your 2000 GMC Sierra Vortec might be hard to start because the battery or the starter are worn or dead. The GMC Sierra might also be hard to start because of a clogged fuel filter.
What kind of clutch does a 1990 GMC sierra has hydraulic or manual?
hydraulic
What is spark plug gap on 1990 gmc sierra 2500?
.035
Will your 02 GMC Sierra with the 6.0 liter run on e85?
no, it wont but the 5.3 liter will
1988 GMC Sierra will turn over but not start?
yes
Where is the fuel pump located on a 1990 GMC Sierra with a 5.0 engine?
In the gas tank
Where can you find a 1990 GMC Sierra wiring diagram?
Try AutoZone.com under repair.
Where is the ecm in a 1990 gmc sierra?
In almost EVERY GM vehicle I've seen it's mounted in the dashboard, to the right of the glove box. But in fairness, I haven't worked on a 1990 Sierra.
Where is egr valve on 1995 GMC sierra 5.0 L?
why is my 1990 305 gmc idling rough when on the gas peddle runs great
Position of knock sensor on 1990 GMC Sierra K1500?
It is screewed in the engine block over by the starter.
