1990 GMC Sierra 1500 Overview

Sierra 1500

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Sierra 1500

Looking for a Used Sierra 1500 in your area?

CarGurus has 58,462 nationwide Sierra 1500 listings starting at $1,900.

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GMC Sierra 1500 Questions

1990 4.3 To 1997 5.7 Vortec Swap

I'm about to get started on a motor swap from a 1990 4.3 L V6 to a 97 5.7 Vortec anything I need to be aware of or try or set up before I start in advice would be greatly appreciated

Doesn't Start

The truck was parked, engine off, and some tapped the trailer hitch receiver, no damage, but the truck now just spits and sputter. Is there any sensors or something that would cut the fuel?

Truck Has No Fire

My truck is not getting fire

How Do I Adjust Slack In Steering Box

1990 Gmc Sierra 1500 W/350 5.7

My truck smells very strongly of gas wen I start it and sometimes when I turn it off. I'm fairly auto-ignorant. Is this the fuel filter or punp? I get crappy gas mileage,but it sounds good. No mi...