GMC Sierra C/K 1500 Questions Any type

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Idle Is High, Maybe A Sensor Going?

Idle is high, check engine light flashing very fast, 1-2 shift kind a rough, oil gauge will drop out then go back up? Help!!!

No Drive Or Reverse Transmission

Popping sound from truck it slowed down the II took it off cruise control and got off gas to slower speed. Now want move forward or backwards

Has Anyone Installed A 12112422 Diode To A Gmc 1500 Solonoid

I am installing another battery in my gmc 1500 using the stud in fron of the ubec box for positive.i think they recommend intsalling a diode on the solonoid to prevent voltage spikes


7.4 454 Vortec In To A 1988 Gmc 1500

Would a 7.4 454 fit into my 1988 gmc 1500 with the v6 in it? I know it would need upgrading but Iam referring to the space under the hood

What Temp Should My 1994 GMC 1500 With A 350 In It Run?

I Have A 1994 GMC 1500 With A 350 In It, Bought It 3 Yrs Ago. It Only Had 132,000miles On It And Was A 1 Owner Vehicle. In Great Shape Inside& Out! (I Havent Had But A Couple Of Small Problems Wi...

1997 GMC Z71 Transmission Trouble (4l60e) Automatic

i have a 1997 GMC z71 4x4 truck with transmission problems, i pulled a heavy load over 80 miles the other day, and three days later, i have no reverse and doesn’t want to shift unless i over rev and...

Speedometer Reads Ten M.p.h Over

I own a 1995 GMC Sierra k1500 4x4 I already replaced the transfer case speed sensor and I would like to replace the veribal speed sensor buffer behind the glove box but un able to find one or if th...

Transmission Won't Move

With a 4l60e 4x4 it was getting hot shuttering slow take off and had no passing gear then while moving about45 mph u hurd a ring and the rpms ran up to 6000 and it shut down and now it acts like th...

1998 GMC C1500 No Heat/ac..blows Lightly

I have a 1998 C1500 the air flow from my vents is poor at best. The heat does not work at all and the ac is fairly nonexistent. I have replaced the blend door Actuator, blower motor resistor, ther...

98 GMC C1500 No Heat/ac..blows Light Air

I have a 1998 C1500 the air flow from my vents is poor at best. The heat does not work at all and the ac is fairly nonexistent. I have replaced the blend door Actuator, blower motor resistor, ther...

Why Would It Backfire From TBI?

I have a 1990 gmc k1500 5.7 tbi. I had the engine rebuilt, bored .040 over and mid range cam installed. I have replaced every item that touches the engine already. Map, IAC, TPS, rebuilt the TBI, EG...

1988 Chevy Truck K-1500

My front wheels won't lock in already changed actuator and didn't help

Motor Swap For Gmc 1500

Do I need to drop the transmission in a gmc 1500 4 wheel drive to install a new motor?


Horn Honks When I Turn My Steering Wheel.

When I turn my steering wheel, my horn honks in random places for no reason. I have replaced my relay, checked my switch, and even went as far as spending $200 on a new clock spring. Nothing is fi...

1995 GMC C1500 5.7L Engine Tick (comes And Goes)

I had my truck at a shop to replace the intake manifold gaskets and valve cover gaskets. After all that plus an oil change, I noticed a ticking sound from the engine bay that comes and goes (usually...

1998 Gmc Sierra K1500 Truck

My truck wont start lights turn it tries to but doesnt the battery is charged. Anyone know what might be the problem?

Battery Dies And Brand New Starter Is Messing Up

So put a new starter in my 78 gmc k15 my dad put new Cyloned on. The firewall after the old starter's mess up and it ran fine for 3 weeks and know the starter is messing up again and my battery...

1998 Gmc K1500 5.7 Vortec

Okay so I did a motor swap and now my transmission isn't engaging. I know the torque converter is installed correctly ( I heard 3 "clunks" while installing) so with that being said is there anyway...

Transmission Conversation

I have a 86 c10 4 wheel drive standard transmission will it fit in a 96 z71 automatic 4 wheel drive and what will have to be done

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