GMC Sierra 1500 Questions Any type

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GaryColeman
0

Why Is My 1990 Gmc 5.0 Motor Backfiring It's A Throttlebody

It runs fine for a while and then when we're out on the highway it starts cutting out and acting like it's going to die or get no gas and it backfires

4 views with 1 answer (last answer about a day ago)
nitro20
20

Code 22 And 44

have a 1990 gmc sierra..got code 22 and 44.. but the check engine light only stays on for about a minute..and thats when it idles high..but if the check engine light is on when i park and i put it i...

18 views with 5 answers (last answer 2 days ago)
Corneilius Nubugustrious
0

Having Hard Time Getting Truck Into Gear (drive) From Park. Is The Brake Pe...

I suspect the brake pedal position switch or the one that tells the truck you have foot on the brake pedal. Is this switch adjustable?

8 views with 1 answer (last answer 4 days ago)
khuff
0

What Is The Advance Timing For A 1988 Gmc Sierra Sle? It Is A V-8 With The ...

Just bought the truck and am trying to tune it up. Just need to know what the advance timing is supposed to be.

13 views with 1 answer (last answer 4 days ago)
Ethanator
0

Brake Problems 88 Gmc

I have a 1988 Gmc Sierra 1500 , it is lifted and has 35s . my brakes are soft. This is after i replaced the brake booster , and the master cylinder. Anyone have any ideas I don't know what to do nex...

30 views with 4 answers (last answer 4 days ago)
ra2731ra
0

Battery Light Comes On Driving Down The Road.

Battery light comes on driving down the road including brake warning light and ABS light. Had alternator (new last year) and battery (new this year) checked with now issues on either. Not sure if ther...

13 views with 1 answer (last answer about a week ago)
Pamela Hilderbrand
20

Where Is The Fuel Pressure Regulator Valve On Gmc 2001 Ext Cab 4x4

i need a pic or pics of the wiring of the rear brake lights ...truck was running rough missing and jerking acting like had water in gas....stalled out and now will not start at all i was repairing t...

10 views with 1 answer (last answer about a week ago)
Trucknbear
0

My Neighbor Has A 1990 Gmc 1500 350 Automatic. Recently Is Started Runni...

If you unplug the injectors, it will finally fire up and run till it runs the gas out in the intake. If you plug in just one injector after its started it will continue to run.. but if you plug bo...

amessick
0

1996 Gmc Sierra 5.7 Litre Manual Knocking

I bought the truck and it ran fine. Then after a couple weeks it started to misfire. Then it gave me a code for a bad Crankshaft position sensor, which I replaced. Then a code for a camshaft positio...

gofixxit8258
0

Transmission Losing Reverse In 2wd, But Works Alright In 4wd

Have an 89 GMC 4wd pick-up with a 700r trans, that is losing reverse, in 2wd, but seems to work alright in 4wd. Shifts alright, in forward gears. Fluid looks good, and is full. What could be the pro...

13 views with 2 answers (last answer 2 weeks ago)
donaldtruck
0

Maintenance On My Gmc 200 1500 Sierra After Sitting For 17 Months.

Hello, my truck has been sitting for about 17 months and i know that the battery has died so i bought a new one. I just want to know if i have anything major to worry about when i start it up at the...

31 views with 6 answers (last answer 2 weeks ago)
44x4kid
0

Wont Start Or Turns Over Slow

my amp gauge will read 14 as soon as i turn the key it drops to 8 or less

11 views with 1 answer (last answer 2 weeks ago)
Alaskachick
0

Heat And Lights Not Working And Smoke Coming Out Of Light Switch

Have a 4 wheel drive, 5.7motor unsure of it is a SB, LB,SLE or SLX, however I know it is a standard cab :)...Anyways the display for the heater started going out last week after the heat setting would...

13 views with 1 answer (last answer 2 weeks ago)
hwnchevy
5

I Have A 2000 Gmc Sirra Slt And I Have No Back Up Lights The Fuse Is Good. ...

I have a 2000 gmc sirra slt and I have no back up lights the fuse is good. Need help with this is there something I am missing.

15 views with 2 answers (last answer 3 weeks ago)
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