2019 GMC Sierra 3500 HD

Introduction:

The 2019 GMC Sierra 3500 HD is a heavy-duty pickup truck known for its powerful engines and robust capabilities. It is available with two engine options: a 6.6L V8 gas engine producing 401 horsepower and 464 lb-ft of torque, and a 6.6L Duramax V8 diesel engine producing 445 horsepower and 910 lb-ft of torque. The gas engine can be paired with a 6-speed automatic transmission, while the diesel engine comes standard with a 10-speed automatic transmission.

Despite its strengths, the 2019 GMC Sierra 3500 HD has faced various issues affecting its reliability. These include problems with the engine, transmission, suspension, electrical system, exterior, and interior.

Engine

6.6L V8 Gas Engine

• Fuel Injector Failure:
  • Description/Symptoms: Engine misfiring, rough idling, decreased power
  • Solution: Replace fuel injectors
  • Estimated Cost to Fix: $500 - $800+
  • Recalls: None Found

6.6L Duramax V8 Diesel Engine

• Exhaust Gas Recirculation (EGR) Valve Issues:
  • Description/Symptoms: Increased emissions, reduced engine performance
  • Solution: Clean or replace EGR valve
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

Transmission

6-Speed Automatic Transmission

• Transmission Slipping:
  • Description/Symptoms: Difficulty shifting gears, delayed acceleration
  • Solution: Repair or replace transmission
  • Estimated Cost to Fix: $1,500 - $3,000+
  • Recalls: None Found

10-Speed Automatic Transmission

• Shifting Hesitations:
  • Description/Symptoms: Delay or jerking during gear changes
  • Solution: Update transmission software, replace transmission fluid
  • Estimated Cost to Fix: $100 - $400+
  • Recalls: None Found

Suspension

• Front Suspension Noise:
  • Description/Symptoms: Squeaking or clunking noises over bumps
  • Solution: Replace upper control arms
  • Estimated Cost to Fix: $300 - $600+
  • Recalls: None Found
• Rear Axle Vibration:
  • Description/Symptoms: Vibration felt through the seat or steering wheel at high speeds
  • Solution: Balance driveshaft, replace U-joints
  • Estimated Cost to Fix: $200 - $500+
  • Recalls: None Found

Electrical

• Battery Drain:
  • Description/Symptoms: Excessive battery discharge, difficulty starting the vehicle
  • Solution: Diagnose and repair electrical system, replace battery
  • Estimated Cost to Fix: $200 - $800+
  • Recalls: None Found
• Electrical Interference:
  • Description/Symptoms: Malfunctioning electronics, such as infotainment system or gauge cluster
  • Solution: Check for loose connections, update software
  • Estimated Cost to Fix: $100 - $300+
  • Recalls: None Found

Exterior

• Tailgate Handle Failure:
  • Description/Symptoms: Difficulty opening or closing tailgate
  • Solution: Replace tailgate handle
  • Estimated Cost to Fix: $100 - $200+
  • Recalls: NHTSA Campaign Number: 20V223000
• LED Headlight Condensation:
  • Description/Symptoms: Moisture buildup inside headlight lenses
  • Solution: Replace headlights
  • Estimated Cost to Fix: $1,000 - $1,500+
  • Recalls: None Found

Interior

• Center Console Cracking:
  • Description/Symptoms: Cracking or breaking of the center console around the gear selector
  • Solution: Replace center console
  • Estimated Cost to Fix: $300 - $500+
  • Recalls: None Found
• Heated Seat Malfunction:
  • Description/Symptoms: Heated seats not functioning properly
  • Solution: Replace seat heating elements
  • Estimated Cost to Fix: $200 - $400+
  • Recalls: None Found

Summary

The 2019 GMC Sierra 3500 HD has exhibited a range of issues affecting various components, including the engine, transmission, suspension, electrical system, exterior, and interior. While some issues are minor and can be resolved with relatively low costs, others, such as transmission problems or electrical interference, can be more significant and expensive to fix. Potential buyers and current owners should be aware of these issues when considering or utilizing the 2019 GMC Sierra 3500 HD.