1990 Ford LS9000

Introduction

The 1990 Ford LS9000 was a full-size pickup truck offered in three configurations: regular cab, extended cab, and crew cab. It was powered by a variety of gasoline and diesel engines, and came with a choice of manual or automatic transmissions.

The 4.9L V8 engine produced 205 horsepower and 285 lb-ft of torque. The 5.0L V8 engine produced 225 horsepower and 300 lb-ft of torque. The 7.3L V8 diesel engine produced 215 horsepower and 420 lb-ft of torque.

The LS9000 was praised for its spacious interior, comfortable ride, and powerful engines. However, it was criticized for its poor fuel economy and lack of modern features.

Engine

• 4.9L V8
  • Intake manifold gasket failure
    • Description/Symptoms: Leaking coolant, engine overheating
    • Solution: Replace intake manifold gasket
    • Estimated Cost to Fix: $300 - $500
  • Timing chain failure
    • Description/Symptoms: Engine noise, reduced power
    • Solution: Replace timing chain and gears
    • Estimated Cost to Fix: $1,000 - $1,500
• 5.0L V8
  • Head gasket failure
    • Description/Symptoms: Leaking coolant, overheating
    • Solution: Replace head gaskets
    • Estimated Cost to Fix: $600 - $1,000
• 7.3L V8 Diesel
  • Turbocharger failure
    • Description/Symptoms: Reduced power, black smoke from exhaust
    • Solution: Replace turbocharger
    • Estimated Cost to Fix: $2,000 - $3,000

Transmission

• Manual Transmission
  • Clutch failure
    • Description/Symptoms: Slipping clutch, difficulty shifting gears
    • Solution: Replace clutch
    • Estimated Cost to Fix: $500 - $700
• Automatic Transmission
  • Transmission slipping
    • Description/Symptoms: Transmission slipping out of gear, delayed engagement
    • Solution: Rebuild or replace transmission
    • Estimated Cost to Fix: $1,500 - $2,500
  • Torque converter failure
    • Description/Symptoms: Transmission shudder, loss of power
    • Solution: Replace torque converter
    • Estimated Cost to Fix: $1,000 - $1,500

Suspension

• Front suspension
  • Ball joint failure
    • Description/Symptoms: Steering noise, vibration, loose steering
    • Solution: Replace ball joints
    • Estimated Cost to Fix: $200 - $300 per side
• Rear suspension
  • Leaf spring breakage
    • Description/Symptoms: Sagging rear end, rough ride
    • Solution: Replace leaf springs
    • Estimated Cost to Fix: $400 - $600 per side

Electrical

• Alternator failure
  • Description/Symptoms: Dim lights, battery discharge
  • Solution: Replace alternator
  • Estimated Cost to Fix: $500 - $700
• Starter failure
  • Description/Symptoms: Engine cranks but won’t start
  • Solution: Replace starter
  • Estimated Cost to Fix: $300 - $500
• Battery failure
  • Description/Symptoms: Weak battery, loss of electrical power
  • Solution: Replace battery
  • Estimated Cost to Fix: $100 - $200

Exterior

• Rust
  • Description/Symptoms: Corrosion on body panels, frame
  • Solution: Remove rust, paint over affected areas
  • Estimated Cost to Fix: Depends on severity

Interior

• Air conditioning failure
  • Description/Symptoms: AC not blowing cold air
  • Solution: Recharge AC system, repair or replace AC compressor
  • Estimated Cost to Fix: $200 - $1,000
• Heater core failure
  • Description/Symptoms: No heat from heater
  • Solution: Replace heater core
  • Estimated Cost to Fix: $400 - $600

Summary

Overall, the 1990 Ford LS9000 is a reliable vehicle with few major issues. However, some common problems include intake manifold gasket failure, timing chain failure, and transmission problems. The severity of these issues ranges from minor to moderate, and the cost to repair them varies depending on the exact problem and the severity of the damage.