2004 Chevrolet Suburban 2500

Introduction:

The 2004 Chevrolet Suburban 2500 is a full-size SUV that offers a spacious interior, powerful engine options, and impressive towing capabilities. It is powered by a standard 6.0L V8 engine that produces 320 horsepower and 360 lb-ft of torque, mated to a 4L85-E 4-speed automatic transmission. Other engine and transmission options include a 6.0L V8 with a 6L90 6-speed automatic transmission and a Duramax 6.6L V8 diesel engine with an Allison 1000 5-speed automatic transmission. Despite its robust design, the Suburban 2500 has faced several issues affecting its performance and reliability.

Engine

6.0L V8

• Intake Manifold Gasket Failure:
  • Description/Symptoms: Coolant leaks, overheating, reduced engine power
  • Solution: Replace intake manifold gasket
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Valve Cover Gasket Leak:
  • Description/Symptoms: Oil leaks from valve cover area
  • Solution: Replace valve cover gasket
  • Estimated Cost to Fix: $200 - $400
  • Recalls: None Found

6.0L V8 with 6L90 Transmission

• Transmission Fluid Leak:
  • Description/Symptoms: Fluid leaks from transmission pan or lines
  • Solution: Replace leaking component
  • Estimated Cost to Fix: $200 - $500
  • Recalls: NHTSA Campaign Number 17E001: Transmission Fluid Leak

Duramax 6.6L V8 Diesel

• Injector Failure:
  • Description/Symptoms: Rough idle, reduced engine power, increased emissions
  • Solution: Replace failed injectors
  • Estimated Cost to Fix: $1,000 - $2,000+ per injector
  • Recalls: None Found
• Turbocharger Failure:
  • Description/Symptoms: Loss of power, excessive smoke, whining noise
  • Solution: Replace turbocharger
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

Transmission

4L85-E 4-Speed Automatic

• Transmission Slipping:
  • Description/Symptoms: Difficulty shifting gears, loss of power
  • Solution: Rebuild or replace transmission
  • Estimated Cost to Fix: $2,000 - $3,500+
  • Recalls: None Found
• Torque Converter Failure:
  • Description/Symptoms: Shuddering or vibration during acceleration
  • Solution: Replace torque converter
  • Estimated Cost to Fix: $800 - $1,200
  • Recalls: None Found

6L90 6-Speed Automatic

• Converter Clutch Failure:
  • Description/Symptoms: Shuddering or vibration during acceleration
  • Solution: Replace torque converter clutch
  • Estimated Cost to Fix: $500 - $800
  • Recalls: None Found

Allison 1000 5-Speed Automatic

• Transmission Filter Clogging:
  • Description/Symptoms: Reduced transmission performance, overheating
  • Solution: Replace transmission filter
  • Estimated Cost to Fix: $200 - $300
  • Recalls: None Found

Suspension

Front Suspension

• Lower Control Arm Bushing Wear:
  • Description/Symptoms: Clunking or rattling noises, unstable handling
  • Solution: Replace lower control arm bushings
  • Estimated Cost to Fix: $400 - $600
  • Recalls: None Found

Rear Suspension

• Leaf Spring Failure:
  • Description/Symptoms: Sagging rear end, reduced towing capacity
  • Solution: Replace leaf springs
  • Estimated Cost to Fix: $800 - $1,200
  • Recalls: None Found

Electrical

• Battery Drain:
  • Description/Symptoms: Battery dies prematurely
  • Solution: Diagnose and repair electrical system
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found
• Alternator Failure:
  • Description/Symptoms: Dimming lights, electrical system malfunction
  • Solution: Replace alternator
  • Estimated Cost to Fix: $500 - $800
  • Recalls: None Found

Exterior

• Tailgate Failure:
  • Description/Symptoms: Tailgate opens unexpectedly, difficult to close
  • Solution: Replace tailgate components
  • Estimated Cost to Fix: $500 - $1,000
  • Recalls: None Found

Interior

• Climate Control Malfunction:
  • Description/Symptoms: Temperature or fan control issues
  • Solution: Diagnose and repair climate control system
  • Estimated Cost to Fix: $200 - $500
  • Recalls: None Found

Summary:

The 2004 Chevrolet Suburban 2500 has experienced a range of issues that affect its performance and reliability. The most severe problems include engine and transmission failures, which can be costly to repair. Suspension and electrical issues are also common, while interior issues are relatively minor. The severity of these issues varies depending on the specific engine and transmission options equipped on the vehicle. Buyers should be aware of these potential problems and budget accordingly for repairs or preventive maintenance.