1991 Chevrolet R2500 Suburban

Introduction The 1991 Chevrolet R2500 Suburban is a full-size SUV that was popular for its spacious interior, powerful engine, and rugged capabilities. It was available with various engine and transmission options, including a 5.7L V8 engine mated to a 4-speed automatic transmission. Despite its popularity, several issues have been reported with the 1991 Chevrolet R2500 Suburban.

Engine

• 5.7L V8
  • Intake Manifold Gasket Failure
    • Description/Symptoms: Leaking coolant, overheating, loss of power
    • Solution: Replace intake manifold gaskets
    • Estimated Cost to Fix: $500 - $1,000
• Distributor Cap and Rotor Failure
  • Description/Symptoms: Hard starting, misfires, engine stalling
  • Solution: Replace distributor cap and rotor
  • Estimated Cost to Fix: $100 - $200
• Spark Plug Wire Failure
  • Description/Symptoms: Misfires, loss of power, rough idling
  • Solution: Replace spark plug wires
  • Estimated Cost to Fix: $100 - $250
• Fuel Injector Failure
  • Description/Symptoms: Rough idling, poor fuel economy, difficulty starting
  • Solution: Replace fuel injectors
  • Estimated Cost to Fix: $200 - $400

Transmission

• 4-Speed Automatic
  • Transmission Slippage
    • Description/Symptoms: Loss of power, slipping gears, delayed engagement
    • Solution: Rebuild or replace transmission
    • Estimated Cost to Fix: $1,500 - $3,000
  • Solenoid Failure
    • Description/Symptoms: Transmission not shifting properly, harsh shifts
    • Solution: Replace faulty solenoid
    • Estimated Cost to Fix: $200 - $500

Suspension

• Front Ball Joint Failure
  • Description/Symptoms: Clunking noises, vibration, uneven tire wear
  • Solution: Replace ball joints
  • Estimated Cost to Fix: $300 - $600
• Rear Leaf Spring Failure
  • Description/Symptoms: Sagging rear end, difficulty handling loads
  • Solution: Replace leaf springs
  • Estimated Cost to Fix: $400 - $800

Electrical

• Alternator Failure
  • Description/Symptoms: Dimming headlights, electrical system failure, battery not charging
  • Solution: Replace alternator
  • Estimated Cost to Fix: $300 - $600
• Battery Drain
  • Description/Symptoms: Battery goes dead overnight, difficulty starting
  • Solution: Inspect electrical system for parasitic draw, replace battery or alternator
  • Estimated Cost to Fix: $100 - $500
• Ignition Switch Failure
  • Description/Symptoms: Key won’t turn, electrical system malfunctions
  • Solution: Replace ignition switch
  • Estimated Cost to Fix: $200 - $400

Exterior

• Tailgate Hinge Failure
  • Description/Symptoms: Tailgate sagging or not opening/closing properly
  • Solution: Replace tailgate hinges
  • Estimated Cost to Fix: $200 - $400

Interior

• Dashboard Cracking
  • Description/Symptoms: Cracks appearing on dashboard
  • Solution: Replace dashboard
  • Estimated Cost to Fix: $500 - $1,000
• Seat Belt Retractor Failure
  • Description/Symptoms: Seat belt not retracting properly
  • Solution: Replace seat belt retractor
  • Estimated Cost to Fix: $100 - $250

Summary The 1991 Chevrolet R2500 Suburban is a reliable vehicle but has several potential issues that owners should be aware of. The engine issues can be severe and expensive to fix, while the transmission issues, if not addressed promptly, can lead to significant problems. The suspension issues can affect handling and safety, and the electrical issues can cause frustration and inconvenience. However, the exterior and interior issues are generally minor and less costly to fix.