GMC Sierra C/K 1500 Questions Maintenance & Repair

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Transmission

I have a 4L60E transmission. I had it rebuilt. It shifts up and down fine, but sometimes you stop at red light it won't shift down. You manually put it in first gear and it's like it's in second ge...

2 views with 1 answer (last answer 17 hours ago)

93 K1500 4l60e

I have a 93 k1500 had trans rebuilt an sometime it won't downshift shift it to first it fill like it is in second gear shift it out to overdrive it shifts fine step on it it down shifts it drive ...

2 views with 1 answer (last answer 2 days ago)

Passenger Rear Tire Locks Up

Passenger rear tire locked up but when break pedal is applied it unlocks for a brief moment then locks up again any ideas

11 views with 3 answers (last answer about a week ago)

Truck Won't Hold A Constant Speed

While I am driving down the road above 40 mph I always have to accelerate because it won't keep a constant speed and when I do accelerate sometimes it will sit there at the same rpm and all of a s...

14 views with 4 answers (last answer about a month ago)

96 Gmc K1500 Loss If Power

Truck won't idle loss of power and skips badly. A month ago I replaced distributor after gear stripped out and ran fine for 3 weeks. I was coming over a bridge running 85 mph and stomped it then wh...

Would A 4l80 Replace My 4l60 Transmission

I have a 1994 gmc 1500 5.7 and my 4x4 trans went. I am just wondering would the same year of a 4l80 replace the 4l60?

3 views with 1 answer (last answer about a month ago)

What Interchanges

Curious to know what year will interchange with a 1996 Chevy 1500 350 vortec but looking​ to see if and older model will interchange like 91 up to 96 or 93.

2 views with 2 answers (last answer about a month ago)

Runs Great For 20 Minutes Then Starts To Run Rough/misses Occasionally

Ran as described above but recently would not start, a day later it would then run similarly as above. After running for about 45 minutes it started to idle very fast. Am trying to get diagnostic co...

44 views with 14 answers (last answer about a month ago)

Fuel Pump Cuts On And Off When Driving Over Pot Holes

When ever I go over a potholes or bad cracks in the street the fuel pump cuts off but after going over the pot holes it goes back on

9 views with 8 answers (last answer 2 months ago)

Valve Covers

changed valve covers on my truck and now its idling different.

3 views with 1 answer (last answer 2 months ago)

We Took Our 98 Gmc Z71 Pickup To Mechanic To Replace The Fuel Pump?

We picked up our vehicle after shop hours. It started right up but we could smell gas and heard a quiet "puff". We turned it off and got out to look under the bed where the gas tank had to be droppe...

70 views with 15 answers (last answer 3 months ago)

Loss Of Power.. Won't Fire Up

Had truck scanned it said MAS was bad. Bought new one ran truck. Truck then again loses all power. Will eventually die out if I keep giving it gas.

6 views with 1 answer (last answer 6 months ago)

Boggs Out On Take Off

My 88 sierra 5.7 tbi Boggs out on take off. Wnta to die at stops. Runs great in park. Changed fuel filter, pluggs, wires, rotor, map sensor, tps, coolent sensor, iac, egr valve, egr valve selinoid,...

4 views with 1 answer (last answer 8 months ago)

I Have 1992 5.7 Has Spark And Fuel Timing Is Good Won't Start Even With Sta...

12 views with 1 answer (last answer 10 months ago)

Motor Want Start

I have a 93 GMC with a 5.7 trotel body an i changed motors because mine locked up I got a 5.7 vortec changed my heads over an intake over an my distributor over now I have a 7.5 vortec with the 7....

2 views with 1 answer (last answer 11 months ago)

Can An Starter Cause The Battery To Draw Power To Point The Battery Dies ?

8 views with 1 answer (last answer 10 months ago)

I Asked A Question Earlier Today About Squealing Noise Coming From My Motor...

Sounds like a belt squealing but it is there even when belt is removed

18 views with 1 answer (last answer about a year ago)

No Brake/signal Light Only Drivers Side 1997 K1500

Lights all worked,parked truck for 4 months,no driver side brake/signal light,all other lights work,just changed bulbs,fuses are good.

4 views with 1 answer (last answer about a year ago)

Transmission Fluid

I changed my transmission filter and then put 4 quarts back in and keep checking it and is still on low I don't want to add to much, most people I talk to said they only had to put 3 or 4 quarts ba...

116 views with 5 answers (last answer about a year ago)
300

Will Not Start 1998 K1500

Very little fuel presume at rail new fuel pump,new crank and can sensor relay is good it shut down while driving

24 views with 6 answers (last answer about a year ago)
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