2007 GMC T6500

Introduction

The 2007 GMC T6500 is a heavy-duty commercial truck with a gross vehicle weight rating (GVWR) of up to 65,000 pounds. It comes standard with a 6.6L Duramax V8 diesel engine and a six-speed automatic transmission. Other engine options include an 8.1L Vortec V8 gasoline engine and a 10.3L Duramax V8 diesel engine. Transmission options include a six-speed manual transmission and a six-speed Allison automatic transmission.

People like the GMC T6500 for its powerful engines, strong hauling and towing capabilities, and comfortable interior. However, some people have reported issues with the vehicle’s engine, transmission, and other components.

Engine

6.6L Duramax V8 Diesel

• Fuel injector failure:
  • Description/Symptoms: The fuel injectors can fail, causing a loss of power, rough idling, and poor fuel economy.
  • Solution: Replace the fuel injectors.
  • Estimated Cost to Fix: $1,000-$2,000
  • Recalls: NHTSA Campaign Number: 14V301000
• Turbocharger failure:
  • Description/Symptoms: The turbocharger can fail, causing a loss of power and increased exhaust smoke.
  • Solution: Replace the turbocharger.
  • Estimated Cost to Fix: $2,000-$3,000
  • Recalls: None Found
• Head gasket failure:
  • Description/Symptoms: The head gasket can fail, causing coolant and oil to leak. This can lead to overheating and engine damage.
  • Solution: Replace the head gasket.
  • Estimated Cost to Fix: $2,000-$3,000
  • Recalls: NHTSA Campaign Number: 11V120000

8.1L Vortec V8 Gasoline

• Valve train noise:
  • Description/Symptoms: The valve train can make excessive noise, such as ticking or tapping.
  • Solution: Replace the lifters and pushrods.
  • Estimated Cost to Fix: $1,000-$2,000
  • Recalls: None Found
• Intake manifold gasket failure:
  • Description/Symptoms: The intake manifold gasket can fail, causing a vacuum leak and a decrease in performance.
  • Solution: Replace the intake manifold gasket.
  • Estimated Cost to Fix: $500-$1,000
  • Recalls: None Found

10.3L Duramax V8 Diesel

• Injector cup failure:
  • Description/Symptoms: The injector cups can fail, causing a loss of power, rough idling, and poor fuel economy.
  • Solution: Replace the injector cups.
  • Estimated Cost to Fix: $2,000-$3,000
  • Recalls: None Found
• Turbocharger failure:
  • Description/Symptoms: The turbocharger can fail, causing a loss of power and increased exhaust smoke.
  • Solution: Replace the turbocharger.
  • Estimated Cost to Fix: $2,000-$3,000
  • Recalls: None Found

Transmission

Six-speed Manual Transmission

• Clutch failure:
  • Description/Symptoms: The clutch can wear out, causing difficulty shifting gears or slipping.
  • Solution: Replace the clutch.
  • Estimated Cost to Fix: $1,500-$2,500
  • Recalls: None Found
• Synchronizer damage:
  • Description/Symptoms: The synchronizers can become damaged, making it difficult or impossible to shift gears.
  • Solution: Replace the synchronizers.
  • Estimated Cost to Fix: $1,000-$2,000
  • Recalls: None Found

Six-speed Automatic Transmission

• Torque converter failure:
  • Description/Symptoms: The torque converter can fail, causing a loss of power, slippage, or shuddering.
  • Solution: Replace the torque converter.
  • Estimated Cost to Fix: $2,000-$3,000
  • Recalls: NHTSA Campaign Number: 16V138000
• Valve body failure:
  • Description/Symptoms: The valve body can fail, causing shifting problems, slipping, or a loss of power.
  • Solution: Replace the valve body.
  • Estimated Cost to Fix: $1,000-$2,000
  • Recalls: None Found

Suspension

• Leaf spring failure:
  • Description/Symptoms: The leaf springs can break or sag, causing the vehicle to sit too low or have a rough ride.
  • Solution: Replace the leaf springs.
  • Estimated Cost to Fix: $500-$1,000
  • Recalls: None Found
• Shock absorber failure:
  • Description/Symptoms: The shock absorbers can wear out, causing the vehicle to bounce or ride rough.
  • Solution: Replace the shock absorbers.
  • Estimated Cost to Fix: $200-$500
  • Recalls: None Found

Electrical

• Battery failure:
  • Description/Symptoms: The battery can fail, causing the vehicle to not start or have electrical problems.
  • Solution: Replace the battery.
  • Estimated Cost to Fix: $100-$200
  • Recalls: None Found
• Alternator failure:
  • Description/Symptoms: The alternator can fail, causing the battery to not charge and the vehicle to lose power.
  • Solution: Replace the alternator.
  • Estimated Cost to Fix: $500-$1,000
  • Recalls: None Found

Exterior

• Tailgate latch failure:
  • Description/Symptoms: The tailgate latch can fail, causing the tailgate to open unexpectedly.
  • Solution: Replace the tailgate latch.
  • Estimated Cost to Fix: $200-$500
  • Recalls: NHTSA Campaign Number: 10V171000
• Headlight failure:
  • Description/Symptoms: The headlights can fail, causing poor visibility at night.
  • Solution: Replace the headlights.
  • Estimated Cost to Fix: $100-$200 per headlight
  • Recalls: None Found

Interior

• Seat belt buckle failure:
  • Description/Symptoms: The seat belt buckle can fail, causing the seat belt to not latch properly.
  • Solution: Replace the seat belt buckle.
  • Estimated Cost to Fix: $50-$100 per buckle
  • Recalls: NHTSA Campaign Number: 09V337000
• Instrument cluster failure:
  • Description/Symptoms: The instrument cluster can fail, causing the gauges to not work or display inaccurate information.
  • Solution: Replace the instrument cluster.
  • Estimated Cost to Fix: $500-$1,000
  • Recalls: None Found

Summary

The 2007 GMC T6500 is a heavy-duty commercial truck with a number of potential issues. The most common issues seem to be with the engine, transmission, and electrical system. The severity of these issues can vary depending on the specific issue and how it is repaired. The cost to fix these issues can also vary depending on the specific issue and the shop that is doing the repairs. Overall, the GMC T6500 seems to be a reliable vehicle, but it is important to be aware of the potential issues that it may have.