2003 GMC Jimmy

The 2003 GMC Jimmy is a mid-size SUV that was available with two engine options: a 4.3L V6 and a 5.3L V8. Transmission options included a 4-speed automatic and a 5-speed manual. The 4.3L V6 produced 200 horsepower and 260 lb-ft of torque, while the 5.3L V8 produced 285 horsepower and 325 lb-ft of torque. Owners generally praised the Jimmy for its spacious interior, powerful engines, and off-road capabilities. However, it was also criticized for its poor fuel economy, outdated design, and lack of safety features.

Engine

• 4.3L V6
  • Intake manifold gasket failure Description/Symptoms: Coolant or oil leaking from the intake manifold, engine overheating Solution: Replace the intake manifold gaskets Estimated Cost to Fix: $200 - $400+ Recalls: None Found
  • Throttle position sensor (TPS) failure Description/Symptoms: Rough idling, stalling, poor throttle response Solution: Replace the TPS Estimated Cost to Fix: $100 - $200 Recalls: None Found
• 5.3L V8
  • Valve lifter failure Description/Symptoms: Ticking or tapping noise from the engine, reduced engine power Solution: Replace the valve lifters Estimated Cost to Fix: $500 - $1,000+ Recalls: None Found

Transmission

• 4-speed automatic
  • Torque converter shudder Description/Symptoms: Vibration or shuddering felt when shifting gears Solution: Replace the torque converter Estimated Cost to Fix: $500 - $1,000+ Recalls: None Found
  • Transmission fluid leaks Description/Symptoms: Transmission fluid leaking from the transmission pan or lines Solution: Replace the leaking component Estimated Cost to Fix: $100 - $300+ Recalls: None Found
• 5-speed manual
  • Clutch failure Description/Symptoms: Difficulty shifting gears, slipping or shuddering clutch Solution: Replace the clutch Estimated Cost to Fix: $500 - $1,000+ Recalls: None Found

Suspension

• Front suspension:
  • Worn ball joints Description/Symptoms: Clunking or popping noises when turning or going over bumps, loose steering Solution: Replace the ball joints Estimated Cost to Fix: $200 - $500+ Recalls: None Found
• Rear suspension:
  • Leaf spring breakage Description/Symptoms: Sagging or uneven rear end, rough ride Solution: Replace the leaf springs Estimated Cost to Fix: $300 - $700+ Recalls: None Found

Electrical

• Battery drain Description/Symptoms: Battery dies prematurely Solution: Test the battery and alternator, check for parasitic drains Estimated Cost to Fix: $100 - $500+ Recalls: None Found
• Alternator failure Description/Symptoms: Dimming headlights, flickering dash lights, difficulty starting the engine Solution: Replace the alternator Estimated Cost to Fix: $200 - $500+ Recalls: None Found

Exterior

• Door handle failure Description/Symptoms: Door handle breaks or becomes loose Solution: Replace the door handle Estimated Cost to Fix: $100 - $200 Recalls: None Found
• Window regulator failure Description/Symptoms: Window stuck or slow to move up or down Solution: Replace the window regulator Estimated Cost to Fix: $200 - $400+ Recalls: None Found

Interior

• HVAC blower motor failure Description/Symptoms: No air flow from the vents, squealing or rattling noises Solution: Replace the blower motor Estimated Cost to Fix: $100 - $200 Recalls: None Found

Summary: The 2003 GMC Jimmy is a capable SUV with spacious interior and powerful engines, but it suffers from several issues that can be costly to fix. The most serious engine issue is valve lifter failure, which can lead to severe engine damage. Other major issues include transmission fluid leaks, suspension component failures, and electrical problems. Overall, the Jimmy has a moderate to high level of severity and cost for repairs.