1991 Pontiac Trans Sport
The 1991 Pontiac Trans Sport is a versatile minivan known for its spacious interior and comfortable ride. It was offered with a 3.1L V6 engine paired with a 3-speed automatic transmission, producing 165 horsepower and 185 lb-ft of torque.
Engine
3.1L V6
Intake Manifold Gasket Failure
- Description/Symptoms: Coolant leaks, overheating, engine misfires, rough idle
- Solution: Replace intake manifold gasket
- Estimated Cost to Fix: $200 - $400
- Recalls: None Found
Transmission
3-speed Automatic
Transmission Slipping
- Description/Symptoms: Difficulty shifting gears, delayed engagement, loss of power
- Solution: Overhaul or replace transmission
- Estimated Cost to Fix: $1,500 - $3,000+
- Recalls: None Found
Suspension
- No Issues Found
Electrical
- Alternator Failure
- Description/Symptoms: Dimming lights, electrical problems, battery discharge
- Solution: Replace alternator
- Estimated Cost to Fix: $250 - $500
- Recalls: None Found
- Starter Motor Failure
- Description/Symptoms: Engine fails to crank, clicking noises
- Solution: Replace starter motor
- Estimated Cost to Fix: $200 - $400
- Recalls: None Found
Exterior
- Rust
- Description/Symptoms: Corrosion on body panels, especially near wheel wells
- Solution: Rust treatment or panel replacement
- Estimated Cost to Fix: Varies depending on severity
- Recalls: None Found
Interior
- Dashboard Rattle
- Description/Symptoms: Rattling noise coming from dashboard
- Solution: Tighten or replace loose components
- Estimated Cost to Fix: $100 - $200
- Recalls: None Found
Summary The 1991 Pontiac Trans Sport is generally reliable, but it has some notable issues with its engine, transmission, and electrical components. The intake manifold gasket failure and transmission slipping issues can be costly to repair, so it’s important to have them diagnosed and fixed promptly. Overall, the Trans Sport offers a spacious and comfortable driving experience but may require some maintenance attention over time.