To troubleshoot this problem, place a large piece of cardboard under your Yukon the next time you park it let the vehicle cool down first so the cardboard does not catch fire. Also, please note that it does not come with a magnet. Slippage is almost always due to worn clutch plates or leaking seals that prevent sufficient pressure to build up to apply the pistons and squeeze the clutch plates together. Wiring shouldn't be the cause because the computer will detect that and set a fault code. In our opinion, molded pistons should be replaced on every rebuild.
The engine rpms flair a little when you put the car in gear. If you fill engine or axles of your car with oil to the brim it may damage your vehicle engine or axles and void manufacturer warranty. Common areas of leakage are the front seal near the torque converter , the pan gasket, the rear seal, transmission lines, and around any sensors or electrical connections. The 4L80E is a very heavy duty transmission that is fully electronic and includes a lock-up torque converter. See dealer for more information. It was available in both two-wheel drive and four-wheel drive models, and came with either a small or big block engine.
If the air conditioning system in your vehicle needs refrigerant, be sure the proper refrigerant is used. That will reset the computer. Trailer weight ratings are calculated assuming properly equipped vehicle, plus driver and one passenger. You also noticed the problem occurs when it's warm. At 200,000 miles you got more than your life expectancy from the transmission.
Did that, tried to clear code but it came right back on. It was also used in the. A re-manufactured transmission will include major internal modifications and upgrades designed to make it both stronger and more durable. The weight of passengers, cargo and options or accessories may reduce the amount you can tow. Now you know where the fluid is leaking from. Run the tool according to its directions.
You park your Yukon in your freshly-paved driveway, only to return later to find transmission fluid leaking from your transmission has ruined the fresh look of new asphalt. To confirm that this part fits your vehicle, enter your vehicle's Year, Make, Model, Trim and Engine in theCompatibility Table. If there's a valve problem, it will typically fail to up-shift out of 2nd gear as you accelerate. The 4L80E was typically found in heavy vehicles or those with high torque motors. But seeing it is infused with the graphite that would make it acceptable for Heavy Duty use. Points are not earned on taxes and certain fees and expire 5 years from when points are earned. The weight of passengers, cargo and options or accessories may reduce the amount you can tow.
That can also be caused by a sensor problem. At the time I put in a pint and brought the level up to cross hatch area. When adding transmission fluid to your Yukon, be sure to add it slowly as it will fill up quickly and is difficult to remove excess fluid if you overfill. As the bands wear, they will lose their tolerances and eventually start to slip. I had it serviced at that time because at about 38000 miles, I noticed the fluid level was not registering on the dipstick.
The weight of passengers, cargo and options or accessories may reduce the amount you can tow. Note: not all air conditioning refrigerants are the same. Limit one rebate per service performed per date and vehicle. Tranny was slipping before and after replacing the solenoids. Besides the pressure tests, your mechanic should be able to watch what's happening with a scanner that displays live data during a test drive. Pressure tests will determine why it's slipping, but unless the transmission expert says otherwise, I doubt you have an electrical or computer problem. If you are having problems with the transmission in your Yukon, such as clunky shifting or hesitation, check the fluid level first - it is amazing how many drivers pay thousands of dollars for transmission work when a half quart of transmission fluid would have fixed the problem.
Requires crossbars or Thule Rack Solution. Let the truck sit all night. Click here to see all. Maximizes holding power in 2nd gear with more positive 1-2 and 2-3 shifts. The gear selector indicator does not line up correctly with the corresponding gear. Sometimes you can rent one from your local parts store.