Why is my GMC Yukon not shifting into 3rd gear?

Driving at speed and the transmission suddenly started slipping while in OD – engine RPMs started racing, pulled to the side and dropped speed. 1st and 2nd gear are fine, but the tranny won’t shift into 3rd. Pulled off at the next exit, found a quick lube station, the tranny fluid (which had about 25 K miles on it) was scorched.

Is the GMC Yukon SLE having transmission problems?

Turned our 2005 Yukon SLE off and waited for a few minutes and transmission started working again. We never had any signs of transmission problems and had our vehicle checked out before leaving home. We are now in a hotel trying to come up with a plan to get us back home safety.

When did GMC Yukon SLT need to be replaced?

I got a 2002 yukon slt with a 4L60E tranny that had to be replaced around 85k miles. Im the 2nd owner and purchased when it had 67k miles. Previous owner stated they never used 4WD.

Where are the vent tubes on a GMC Yukon XL?

Installed a new GM trans and Engine into my 2002 XL Denali over the weekend and when hooking everything back up was confused about the vent line routing. There are 2 long vent tubes that go on the back of the transmission and it looks like one just ends to the open air.

Are there transmission problems in GMC Yukon XL?

Took the truck to an independent mechanic who specializes in transmissions and performance shop work. Upon disassembly, he found the 3 / 4 drum was burnt up. According to him, everything else in the tranny looked “pristine” – no dirt, sludge, or signs of wear or abuse.

Why does my car not shift into third gear?

Such a problem is automatic transmission won’t shift into 3rd gear. The transmission shifts into the first and then to second gear but does not move into the third gear. It seems that the gear slips into neutral when you push it to the third. Another instance could be the automatic transmission won’t shift into 3rd gear at all.

What’s the problem with Yukon Denali XL transmission?

The vehicle would only allow us to drive 30-40 MPH but would be stuck in 6th gear. Shifting gears extremely fast without accelerating fast. Once the transmission was replaced, within 13 months the same problem happened again.

Which is the best Yukon gear and axle?

Yukon Gear & Axle’s lineup of differential rebuild kits and installation kits is the most comprehensive in the marketplace.

Why does my transmission rpm keep climbing up?

It seems that the gears are slipping and causing the rpm’s to climb up. Check the transmission fluid and make sure that it’s full and red in color. Very dark red or black transmission fluid is an indication that the transmission is burning the fluid for getting too hot from either overloading or slipping gears.

How to know if your Silverado is delayed shifting?

Check the yellow spring inside the accum housing for breakage. Also, if the accumulator housing walls are scored, the housing must be replaced. Easy fix in the pan. 4. 1-2 shift is delayed and harsh, may not shift into OD: Check TPS for smooth and linear electrical response over the entire range of motion.

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.

How to change the accelerator pedal release position?

Accelerator Pedal Release Position Learning Procedure. Make sure that the accelerator pedal is fully released. Turn ignition switch “ON” and wait at least 2 seconds. Turn ignition switch “OFF” wait at least 10 seconds. Turn ignition switch “ON” and wait at least 2 seconds. Turn ignition switch “OFF” wait at least 10 seconds.

Why is my GMC Yukon not shifting into 3rd gear?