2007 GMC Sierra 2500 HD Classic

Introduction:

The 2007 GMC Sierra 2500 HD Classic is a heavy-duty pickup truck powered by a 6.0L V8 engine paired with either a 4-speed or 6-speed automatic transmission. Known for its durability and towing capacity, it also comes with a spacious cabin and comfortable ride. However, owners have reported several potential issues with the vehicle.

Engine:

6.0L V8

• AFM Valve Lifter Failure:
  • Description/Symptoms: Tapping or rattling noise from the engine, reduced power, and engine misfires.
  • Solution: Replacement of the faulty valve lifters.
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: NHTSA Campaign Number 14V368000
• Intake Manifold Gasket Leak:
  • Description/Symptoms: Coolant leak, overheating, and engine performance issues.
  • Solution: Replacement of the intake manifold gasket.
  • Estimated Cost to Fix: $500 - $1,000+
• EGR Valve Failure:
  • Description/Symptoms: Reduced engine performance, increased emissions, and potential engine damage.
  • Solution: Replacement of the EGR valve.
  • Estimated Cost to Fix: $300 - $600+

Transmission:

4-Speed Automatic

• Transmission Slipping:
  • Description/Symptoms: Hard shifts, loss of power during acceleration, and erratic gear changes.
  • Solution: Repair or replacement of the transmission.
  • Estimated Cost to Fix: $1,500 - $3,000+
• Torque Converter Failure:
  • Description/Symptoms: Shuddering or hesitation during gear changes, overheating, and transmission failure.
  • Solution: Replacement of the torque converter.
  • Estimated Cost to Fix: $1,000 - $2,000+

Suspension:

• Front Suspension Squeaking:
  • Description/Symptoms: Squeaking or grinding noise when turning or braking.
  • Solution: Replacement of the upper or lower control arm bushings.
  • Estimated Cost to Fix: $500 - $1,000+

Electrical:

• Battery Failure:
  • Description/Symptoms: Difficulty starting the vehicle, flickering lights, and electrical system issues.
  • Solution: Replacement of the battery.
  • Estimated Cost to Fix: $100 - $300+
• Alternator Failure:
  • Description/Symptoms: Dimming headlights, electrical system issues, and difficulty charging the battery.
  • Solution: Replacement of the alternator.
  • Estimated Cost to Fix: $300 - $700+

Exterior:

• Door Handle Failure:
  • Description/Symptoms: Broken or malfunctioning door handles.
  • Solution: Replacement of the door handles.
  • Estimated Cost to Fix: $200 - $500+

Interior:

• Heater Core Failure:
  • Description/Symptoms: No heat from the heating system, fogging or condensation on the windshield.
  • Solution: Replacement of the heater core.
  • Estimated Cost to Fix: $600 - $1,200+
• Steering Wheel Buttons Malfunction:
  • Description/Symptoms: Non-responsive or erratic behavior of the steering wheel buttons.
  • Solution: Replacement of the steering wheel assembly.
  • Estimated Cost to Fix: $300 - $600+

Summary:

The 2007 GMC Sierra 2500 HD Classic has potential issues that can affect the engine, transmission, suspension, electrical system, exterior, and interior. The severity of the issues varies, with some being minor while others can be more costly to repair. Owners should be aware of these potential problems and consider regular maintenance and repairs to address them before they cause major damage.