1991 Gmc Jimmy s15 problems

Common 1991 Gmc Jimmy s15 problems

The GMC Jimmy S15 1991 is a popular midsize SUV known for its ruggedness and versatility. However, as with any vehicle, there are common problems that owners have reported.

1. Power Window Motors May Fail Due to Overheating: This issue is one of the most common problems reported by GMC Jimmy S15 1991 owners. The power window motors may overheat and fail, making it difficult to operate the windows. This issue is likely due to the age of the vehicle and the fact that the window motors may not be designed to handle continuous use.
2. ABS Light Due to Brake System Control Unit Failure: Another common problem reported by GMC Jimmy S15 1991 owners is the failure of the brake system control unit. This issue can cause the ABS light to illuminate, indicating a problem with the vehicle's anti-lock braking system. This issue is likely due to the age of the vehicle and the fact that the brake system control unit may not be designed to handle the wear and tear of continuous use.
3. Distributor Problems: The distributor is a critical component of the vehicle's ignition system. In the GMC Jimmy S15 1991, the distributor is responsible for sending a signal to the module, which then sends the signal to the coil. The coil then sends the spark to the top of the distributor cap, which is then sent to each individual spark plug. Problems with the distributor can cause the engine to misfire or fail to start.
4. Fuel Pump Problems: The fuel pump is responsible for delivering fuel to the engine. In the GMC Jimmy S15 1991, the fuel pump may fail due to age or wear and tear. This issue can cause the engine to misfire or fail to start.
5. ABS Problems: The anti-lock braking system (ABS) is a critical safety feature of the GMC Jimmy S15 1991. However, the ABS may malfunction due to problems with the brake system control unit. This issue can cause the ABS light to illuminate, indicating a problem with the vehicle's anti-lock braking system.
6. Door Handle Problems: The door handles of the GMC Jimmy S15 1991 may fail due to wear and tear. This issue can make it difficult to open the doors of the vehicle.
7. Heater Control Problems: The heater controls of the GMC Jimmy S15 1991 may malfunction due to age or wear and tear. This issue can make it difficult to adjust the temperature of the vehicle's cabin.
8. Tailgate Problems: The tailgate of the GMC Jimmy S15 1991 may malfunction due to wear and tear. This issue can make it difficult to open or close the tailgate of the vehicle.

In summary, the GMC Jimmy S15 1991 is a popular midsize SUV known for its ruggedness and versatility. However, as with any vehicle, there are common problems that owners have reported, including problems with the power window motors, brake system control unit, distributor, fuel pump, ABS, door handles, heater controls, and tailgate. These issues are likely due to the age of the vehicle and the fact that the components may not be designed to handle the wear and tear of continuous use.

What engine is in a 1991 GMC Jimmy?

1991 GMC SSERIES JIMMY (4.3L 6 -cyl Engine Code [Z] Z) Motor Oil, Filters and Lubricants - AMSOIL.

What was the last year of the full size GMC Jimmy?

1991

The Jimmy continued as a member of the GMC lineup until 1991, when the full-size Jimmy was replaced by the Yukon. A compact version continued to boast the Jimmy name until it was replaced by the Envoy in 2002.

Did GMC use Pontiac engines?

Prior to developing its own engines, smaller GMC's used the Pontiac V8 engine. They used the Pontiac 287-cubic-inch (4.7 L) engine for 1955 and 316-cubic-inch (5.2 L) engine in 1956, but advertised the engines as the "GMC 288" and "GMC 316". They used Pontiac's 347-cubic-inch (5.7 L) in 1957.

Why is it called a GMC Jimmy?

In 1970, GMC introduced its own model of the truck, called the Jimmy, which was discontinued in 1991 and replaced by the Yukon. The "Jimmy" name was chosen to reflect how GM may sound in a similar manner to how Jeep was thought to be a pronunciation of GP in the competing market.

1991 Gmc Jimmy s15 car problems categorized by type of issue

After analyzing all complaints sent to the NHTSA and researching popular Gmc Jimmy s15 problems, we found that the most common problems with these 2023 model year vehicles are:

• Steering problems
• Seat belts problems
• Suspension problems
• Fuel system problems
• Gasoline problems

The graph below shows statistics for all 1991 Gmc Jimmy s15 vehicle components and the number of complaints received.