Why is my GMC Sierra not shifting past 2nd?

Why is my GMC Sierra not shifting past 2nd?

No change then changed transmission. Still same thing that black plastic box on the side was cracked I just changed it still nothing. One fella said maybe change get out that cluster that plugs into the box. I’m at end of my rope. It’s Christmas and im getting really bummed where is there a fuse or relay if anybody can help please. Kathy in tx

Why is my return line cracking on my GMC Sierra 1500?

So you cracked on the return line. It should naturally drain. If the flow/pressure increased when the truck started that means that you are sucking fluid from the pan therefore the pump is working. That means that the problem is most likely in the valve body.

What’s the problem with my GMC Sierra 1500?

Hi everyone I’m having the same problem I have a 1997 Chevy Tahoe LT 5.7 Vortec V8 2WD it’s stays in first gear and it don’t go into reverse but the lights go on when you put in reverse and no Check Engine light on anybody know what it could be the problem Hey! I have a 94 GMC suburban. Trans was leaking so I put in some stop leak.

How to reverse a silveradosierra 6L80E reverse only connection?

First, pull down the white tab on the under side of the pan. This releases the connection above. Then, push out the other white tab on the connector above the pan. The way it works is that the white tabs keep the coupler firm so that it cant move. You need to release the white tabs, then rotate it upward and it will eventually pull out.

Why is there no reverse on my Chevy Silverado?

It sounds like it’s time for a diagnosis from a transmission shop or a GM specialist. The only way to really know is to scan the transmission for codes to see if a solenoid has failed, though, I have seen GM truck transmissions lose reverse as a sign that it needs some work or repair, several times.

So you cracked on the return line. It should naturally drain. If the flow/pressure increased when the truck started that means that you are sucking fluid from the pan therefore the pump is working. That means that the problem is most likely in the valve body.

Why does my GMC Sierra suddenly stop running?

Truck suddenly stops running, acting like it’s out of fuel. There is fuel in the gas tank and, I can hear the fuel pump when I turn the ignition on. Is there a fuse, or relay that is maybe causing this to happen?

Why is the reverse clutch not working on my 4L60E?

If the pan looks good, and the fluid looks clean, than it’s likely not going to be the low reverse clutch causing the problem. Valve Body Issues- A bad valve body can make the reverse gear not work in the 4L60E. If the valve body ends up warped, or if the gasket fails, it’s entirely possible that the gear won’t engage.

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.

What kind of transmission does a GM Escalade have?

Cadillac Escalade, Cadillac Escalade ESV, Cadillac Escalade EXT, Silverado 1500, Silverado 1500 HD, Silverado 2500, Silverado 2500 HD, Silverado 3500, Suburban 2500, GMC Sierra 1500, GMC Sierra 2500, GMC Sierra 2500 HD, GMC Sierra 3500, GMC Yukon, GMC Yukon XL 1500, GMC Yukon XL 2500

Hi everyone I’m having the same problem I have a 1997 Chevy Tahoe LT 5.7 Vortec V8 2WD it’s stays in first gear and it don’t go into reverse but the lights go on when you put in reverse and no Check Engine light on anybody know what it could be the problem Hey! I have a 94 GMC suburban. Trans was leaking so I put in some stop leak.

No change then changed transmission. Still same thing that black plastic box on the side was cracked I just changed it still nothing. One fella said maybe change get out that cluster that plugs into the box. I’m at end of my rope. It’s Christmas and im getting really bummed where is there a fuse or relay if anybody can help please. Kathy in tx

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.

What are the most common GMC truck problems?

One of the most common 2007-2013 GMC and Chevy truck problems owners experience is excessive oil consumption. This problem led vehicle buyers to launch a class-action lawsuit against GM, which alleged 2010-2013 vehicles with Generation IV 5.3 Liter V8 Vortec 5300 engines were defective.

Can a 4L60E have a bad 3-4 clutch pack?

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. You can shift into second to get yourself home.

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 Chevy Silverado shift from 2nd to 3rd?

No 1st or 4th, shift 2nd to 3rd by itself when put in D or OD and locks converter: Goes into gear but sluggish like brakes are on, can manually shift to 2nd to get moving, then put in OD and truck shift 3rd as well as 4th are OK. Also, torque convertor locks up.

Is the Chevy Silverado GMT800 supposed to shift?

No need to panic yet. This article applies to the Chevrolet Silverado GMT800 (1999-2006). Your transmission is just supposed to shift and leave you alone. When it fails to do so, you naturally get upset either because of the trouble you are not looking for or the fear of how much the fix may cost.

Is there a problem shifting from 2nd to 3rd gear?

Have check engine, the computer says it needs the shift solenoid, the problem is it will not shift from 2nd to 3rd gear on an automatic transmission. Also found a vacuum line near to transmission disconnected but not sure where it goes.

How to test shift solenoids on GM 4.3L?

In this article, I’ll show you how to test the transmission shift solenoids (specifically 1-2 solenoid and 2-3 solenoid) on your GM 4.3L, 5.0L, 5.7L pick up, van, SUV. You’ll be surprised just how easy it is to diagnose these shift solenoids when they have failed.