1991 Pontiac LeMans

Introduction:

The 1991 Pontiac LeMans is a compact sedan that offered a choice of two engines and two transmission options. The 3.1L V6 engine produces 140 horsepower and 185 lb-ft of torque, while the available 3.8L V6 produces 170 horsepower and 220 lb-ft of torque. Both engines could be paired with either a 3-speed automatic or a 5-speed manual transmission. Drivers appreciate the LeMans’ spacious interior, comfortable ride, and affordable price. However, some have reported issues with the vehicle’s reliability.

Engine

3.1L V6 Engine

Intake Manifold Gasket Failure:

• Description/Symptoms: Coolant leaks, engine overheating, and loss of power.
• Solution: Replace the intake manifold gasket.
• Estimated Cost to Fix: $200 - $400+
• Recalls: None Found

3.8L V6 Engine

Water Pump Failure:

• Description/Symptoms: Coolant leaks, engine overheating, and squealing noises from the engine.
• Solution: Replace the water pump.
• Estimated Cost to Fix: $300 - $500+
• Recalls: None Found

Transmission

3-Speed Automatic Transmission

Slipping Gears:

• Description/Symptoms: Difficulty shifting gears, transmission slipping out of gear, and delayed engagement.
• Solution: Rebuild or replace the transmission.
• Estimated Cost to Fix: $1,500 - $3,000+
• Recalls: None Found

5-Speed Manual Transmission

Clutch Failure:

• Description/Symptoms: Difficulty shifting gears, slipping gears, and grinding noises.
• Solution: Replace the clutch.
• Estimated Cost to Fix: $500 - $1,000+
• Recalls: None Found

Suspension

Lower Control Arm Bushings:

• Description/Symptoms: Clunking or rattling noises while driving, poor handling, and uneven tire wear.
• Solution: Replace the lower control arm bushings.
• Estimated Cost to Fix: $200 - $400+
• Recalls: None Found

Electrical

Alternator Failure:

• Description/Symptoms: Dimming headlights, flickering dashboard lights, and difficulty starting the vehicle.
• Solution: Replace the alternator.
• Estimated Cost to Fix: $300 - $500+
• Recalls: None Found

Interior

Dashboard Lights:

• Description/Symptoms: Malfunctioning or intermittent dashboard lights, including the speedometer and fuel gauge.
• Solution: Repair or replace the faulty light bulbs.
• Estimated Cost to Fix: $100 - $300+
• Recalls: None Found

Exterior

Headlight Switch Failure:

• Description/Symptoms: Headlights not functioning, intermittent headlight operation, or headlights stuck on.
• Solution: Replace the headlight switch.
• Estimated Cost to Fix: $100 - $200+
• Recalls: None Found

Summary:

The 1991 Pontiac LeMans has a mix of reliability issues, with the most common problems affecting the engine, transmission, and suspension components. The severity and cost of repairs can vary depending on the specific issue and the complexity of the fix.