What are the transmission problems on a GMC Jimmy?

Got a 2000 GMC Jimmy 4×4 automatic. Transmission felt like it was slipping or surging. My old mechanic checked it out and said it wasnt slipping, but he thought it wasnt shifting when it was supposed to. He said it was waiting too long to shift gears and would jump in and out of overdrive several times before locking in.

What happens when the thermostat on a GM 4.3L fails?

When the thermostat, in your GM 4.3L, 5.0L or 5.7L pick up, SUV, or van fails, it does one of two things: it stays stuck open or stuck closed. If it stays stuck closed, your pick up (van or SUV) will overheat.

Why does my GMC Jimmy start in 3rd gear?

I have a 97 4wd Jimmy. This started about almost a month ago. It was at first an every once and a while thing at the start but it seems as if it is pretty constant now. When the car is place in the Over Drive position, it does not seem to start in the 1st gear position. Possibly 3rd gear is where it starts.

How does a bad clutch cause an engine to overheat?

This device engages and disengages the fan blade via a temperature sensor at the center of the clutch. When a fan clutch goes bad it fails to “lock up” which diminishes the fan blade performance causing the engine to overheat by allowing the blade to freewheel and not pull air through the radiator.

Are there any problems with the Chevy 4.3 Vortec engine?

The 4.3 Vortec engines made from 1996-2002 (L35 and LF6) have been reported to have engine knock problems. In a properly functioning engine, fuel burns in even pockets instead of all at once. The pockets burn in even timing, in sync with engine cycles. Engine knock occurs when the fuel burns unevenly and out of sync with the engine cycles.

Why is the ABS light not working on my GMC Jimmy?

The ABS light stays on,the engine light stay on, the speedo doesn’t work, and it doesn’t shift into 3rd, only 1st and 2nd. At first it would only stay in 1st, i topped up to oil and then it went into 2nd.

How much fluid does a GM 4L60E need?

The 4L60E transmission weighs 146 pounds dry, and 162 wet. It requires 8.4 quarts (9.64″ torque converter) or 11.4 quarts (11.81″ torque converter) of transmission fluid, Below is a list of common transmission problems with the GM 4L60E Transmission and possible solutions to repair.

When did the GM 4L60 E transmission come out?

The 4L60-E is the “E”lectronically shift controlled version of the 4L60. The Late 4L60-E was released in 1997 in and fully phased into wide use through GM by 1998 in both RWD car platforms (including the C6 Corvette) and trucks in both 2wd and 4wd configurations.

Why does my 4L60E have no reverse?

Slow, slipping or no reverse: “lo-reverse” clutches are worn out, fluid leak in the reverse apply circuit, or broken sunshell.

What to do when 2.1-2 shift does not happen?

2. 1-2 shift does not happen at WOT (Wide Open Throttle) until you let off the gas: Best case: try replacing the TPS. Middle case: leak in the 2nd gear apply circuit (servo assembly or 1-2 accumulator). Double check by using the pressure gauge and watch for a big drop when the PCM commands 2nd gear.

Why is my 4L60E not shifting into overdrive?

As the 4L60E ages, one of the most common problems that it develops is that it won’t shift into overdrive anymore. Without overdrive, your vehicle turns into a time machine and takes you back to an era where it was the norm for a vehicle to scream down the highway at 3000 RPM.

Why does my GMC TRA not go into gear?

If there is an issue with either of these the vehicle may experience problems shifting or transferring power to the wheels. If these are not the problem then it could be possible that the transmission is having internal faults, perhaps a worn torque converter, or transmission gears, inside of the transmission.

What causes a transmission to jump out of gear?

A stretched linkage can be caused by a damaged engine or transmission mount. An external linkage can wear out or become loose and maladjusted, causing the transmission to jump out of gear. Look for rust and binding. You can try to adjust the linkage.

What kind of engine does a 1988 GMC Jimmy have?

Take a look at this 1988 GMC Jimmy. It is powered by a 350 V8 fuel injected engine with an automatic transmission. Very solid and straight body, all original body panels. Last year, vehicle was pai… More Info ›

What was the name of the first GMC Jimmy?

With its robust body and stylish design, the GMC Jimmy produced two generations of first-rate SUVs. The first batch of GMC Jimmy models was initially called the GMC S-15 Jimmy. The original S-15 was specifically smaller than the full-size K5 Blazer, but they were both available only with a two-door body style.

What kind of car is a 1984 GMC Jimmy?

This 1984 GMC Jimmy is the full-size 4×4 that has everything you want. That means a cool/custom style, a sharp-looking A/C interior, and plenty of big block power to go with its tall off-road prowe…

Is the GMC Jimmy a four wheel drive car?

The four-door GMC S-15 Jimmy was offered in both four-wheel drive and two-wheel drive variants. For the 1992 model year, the “S-15” label was removed from the GMC Jimmy.

Where did Jimmy Wales work as a trader?

In 1994, Wales took a job with Chicago Options Associates, a futures and options trading firm in Chicago, Illinois.

What did Jimmy Wales do as a child?

As a child, Wales enjoyed reading. When he was three, his mother bought a World Book Encyclopedia from a door-to-door salesman. As he grew up and learned to read, it became an object of reverence, but Wales soon discovered that the World Book had shortcomings: no matter how much was in it, there were many more things that were not.

How to drain a battery on a GMC Truck?

With key off, unhook your positive battery terminal. Put one multimeter lead on the battery terminal and the other on the positive cable. You’re basically making the multimeter part of the circuit. Set the meter to read amps. Now, since its being drained I assume you’ll see some kind of amperage draw.