2007 GMC Sierra 2500 HD

Introduction:

The 2007 GMC Sierra 2500 HD is a heavy-duty pickup truck that combines rugged capability with comfortable amenities. Its base engine is a 6.0L V8 producing 367 horsepower and 392 lb-ft of torque, while other engine options include a 6.6L V8 diesel (360 horsepower, 650 lb-ft of torque) and a 8.1L V8 (340 horsepower, 455 lb-ft of torque). Transmission options include a 6-speed automatic and a 5-speed Allison automatic. The Sierra 2500 HD offers impressive towing and payload capacities, as well as a spacious cabin with modern features. However, owners have reported some common issues with the vehicle.

Engine

6.0L V8

• Intake Manifold Gasket Failure:
  • Description/Symptoms: Coolant or oil leaks, overheating, rough idle
  • Solution: Replace intake manifold gasket
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found
• Cylinder Head Gasket Failure:
  • Description/Symptoms: Coolant or oil leaks, overheating, white smoke from exhaust
  • Solution: Replace cylinder head gaskets
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found
• Fuel Injector Failure:
  • Description/Symptoms: Difficulty starting, rough idle, loss of power
  • Solution: Replace fuel injectors
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

6.6L V8 Diesel

• EGR Cooler Failure:
  • Description/Symptoms: Reduced engine power, smoke from exhaust, illuminated check engine light
  • Solution: Replace EGR cooler
  • Estimated Cost to Fix: $1,200 - $2,000+
  • Recalls: None Found
• Turbocharger Failure:
  • Description/Symptoms: Loss of power, smoke from exhaust, loud whistling noise
  • Solution: Replace turbocharger
  • Estimated Cost to Fix: $2,000 - $3,000+
  • Recalls: None Found
• Fuel Injection Pump Failure:
  • Description/Symptoms: Difficulty starting, rough idle, loss of power
  • Solution: Replace fuel injection pump
  • Estimated Cost to Fix: $1,500 - $2,000+
  • Recalls: None Found

Transmission

6-speed Automatic

• Torque Converter Shudder:
  • Description/Symptoms: Vibration or shudder during acceleration
  • Solution: Replace torque converter
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: None Found
• Transmission Slipping:
  • Description/Symptoms: Inability to engage gears, slipping between gears
  • Solution: Overhaul or replace transmission
  • Estimated Cost to Fix: $2,000 - $4,000+
  • Recalls: None Found

Allison 5-speed Automatic

• Shift Solenoid Failure:
  • Description/Symptoms: Transmission stuck in gear, difficulty shifting
  • Solution: Replace shift solenoid
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found
• Transmission Cooler Lines Leak:
  • Description/Symptoms: Transmission fluid leaks, overheating
  • Solution: Replace leaking lines
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Suspension

• Front End Ball Joint Wear:
  • Description/Symptoms: Clunking noises from front end, uneven tire wear
  • Solution: Replace ball joints
  • Estimated Cost to Fix: $300 - $600+
  • Recalls: None Found
• Rear Leaf Spring Breakage:
  • Description/Symptoms: Sagging rear end, unstable handling
  • Solution: Replace leaf springs
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Electrical

• Electrical System Failures:
  • Description/Symptoms: Intermittent electrical issues, such as flickering lights, power window malfunctions, or dashboard errors
  • Solution: Diagnose and repair specific electrical components
  • Estimated Cost to Fix: $200 - $1,000+
  • Recalls: None Found

Exterior

• No Issues Found

Interior

• Heater Core Failure:
  • Description/Symptoms: Loss of heat from heater
  • Solution: Replace heater core
  • Estimated Cost to Fix: $500 - $1,000+
  • Recalls: None Found

Summary

The 2007 GMC Sierra 2500 HD is a capable and popular pickup truck, but it has experienced some common issues. Engine problems, such as intake manifold gasket failure and fuel injector failure, can be costly to repair. Transmission issues, including torque converter shudder and shift solenoid failure, can also be significant. While some suspension issues, such as ball joint wear, are typical of heavy-duty trucks, other issues, such as rear leaf spring breakage, can be more serious. Electrical and interior issues are less common, but can also require expensive repairs. Overall, the severity of the issues and the estimated repair costs can vary depending on the specific issue and the condition of the vehicle.