Why is my GMC Sierra k1500 not shifting?

I have a 95’ k1500 it’s got a 4L60E but apparently it just needed a new oil pump which I replaced but I put it in about 2 months ago but it isn’t shifting out of 1st and the reverse isn’t working well it’s working but it takes a little longer for it to cooperate. Could it be the torque converter or a the solenoids?

Where is the ECM on a GMC Sierra 1500?

32 people found this helpful. It’s usually right next to the ECM, it will have a 60 pin connector to it, and is about 4X5 . 22 people found this helpful. Alright sweet thanks “tennisshoes”

Why is my GMC Sierra 1500 in 3rd gear?

Pulled the harness off the tranny to put it into LIMP mode and it starts out in 3rd gear no problem. So 3rd gear is there.. Shift solenoids A and B have to be good else no 1st or 2nd. No errors codes.

How to fix a GMC Sierra 1500 transmission?

Yes that’s has happen to two of my 93 Chevy Silverado 4×4 , 1 and 2 fine then free wheel in overdrive. Just change 1-2 – 3-4 solenoids first and if that doesn’t work change the computer per Ebay it’s the cheapest. Hope this helps JJD 36 people found this helpful. My buddy changed his distributor and cured the tranny problems.

What kind of transmission does a 1994 GMC Sierra have?

I’ve got a 1994 GMC Sierra 4X4 5.7 I purchased from an older couple. It has been sitting a year. She said years ago they had tranny trouble; it would stay in low.

What kind of transmission does a Chevy Silverado have?

71 people found this helpful. I have a 94 Chevy Silverado 5.7 2wd 4L60e transmission. I had no head lights speed odometer quit working an trans would quit shifting out of 1st gear my diagnosis was to replace solenoid s A/b 1\\2 2/3.

What does it mean when your transmission is not shifting?

Q: transmission not shifting and the rpm’s keep climbing up. the transmission is not shifting properly, replaced both input and output speed sensors, but the rpms seem to be climbing high and the transmission does not seem to be shifting, gets up to speed fine, but the rpms just keep climbing on it… My car has 200000 miles.

Why is my 4L60E not shifting into 4th gear?

Below are some common things that fail in the 4L60E and cause this problem. It probably goes without saying, but if you put the vehicle into second gear manually, you’ll still be able to get to where you need to go. If you end up with a bad sprag, the 4L60E won’t be able to shift into 3rd or 4th gear.

Can a bad clutch pack cause a 4L60E to stop working?

Your 4L60E has a set of clutches that work with both 3’rd and 4’th gear. It’s referred to as the 3-4 clutch pack. A bad 3-4 clutch pack can certainly cause the 3’rd and 4’th gear to stop working. In fact, once the transmission “shifts” into third, it’ll feel like you lost the whole thing.

Is it possible to have a shifting problem?

Then yes that can cause a shifting problem, but you should have a check engine light for it if it isn’t making proper contact internally, this tells the computer what gear you have selected. 23 people found this helpful. Is this the TCM?

What to do if your Chevy Silverado won’t shift?

I have a 92′ chevy Silverado truck I got a code 24 so I replaced the VSS but it still will not go in reverse. What to do? … read more Vocational, Technical or Tra… I just put in a Used transmission 150000 Miles on it however, it does not shift into Overdrive. Plus i get a Service Engine light. on my 91 S-10 Blazer … read more

Can a Chevy Cheyenne go from 2nd to overdrive?

I just had my transmission serviced on the Chevy Cheyenne (267K miles) and now it will not go from 2nd to overdrive (3rd) once the engine/tran gets op to operating temp. It does work when the truck is … read more

Is the Chevy c1500 a two wheel drive truck?

I have a 1993 Chevy C1500, two wheel drive, overdrive trans. It will not take off with truck in drive but if i shift to second i can pull off and than manually shift two d … read more

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