2019 GMC Sierra 1500

2019 GMC Sierra 1500

The 2019 GMC Sierra 1500 is a full-size pickup truck that offers a range of engine and transmission options. It’s powered by a standard 5.3L V8 engine that produces 355 horsepower and 383 lb-ft of torque. Optional engine choices include a 6.2L V8 with 420 horsepower and 460 lb-ft of torque, and a 3.0L Duramax inline-6 diesel engine with 277 horsepower and 460 lb-ft of torque. Transmission options include a 6-speed automatic, an 8-speed automatic, and a 10-speed automatic.

Owners praise the Sierra 1500 for its powerful engines, comfortable interior, and advanced technology features. However, it has also been subject to several complaints and recalls.

Engine

5.3L V8

• Active Fuel Management (AFM) issues
  • Description/Symptoms: AFM system shuts down cylinders under light load, causing engine vibration and rough idle.
  • Solution: Replace AFM lifters and camshaft.
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: NHTSA Campaign Number 20V311000
• Intake manifold leaks
  • Description/Symptoms: Leaking intake manifold causes rough idle and poor fuel economy.
  • Solution: Replace intake manifold.
  • Estimated Cost to Fix: $500 - $1,000
  • Recalls: None Found

6.2L V8

• Fuel injector failure
  • Description/Symptoms: Leaking fuel injectors cause excessive fuel consumption and misfires.
  • Solution: Replace fuel injectors.
  • Estimated Cost to Fix: $400 - $800
  • Recalls: None Found
• Lifter noise
  • Description/Symptoms: Lifters make excessive noise at cold startup.
  • Solution: Replace lifters and camshaft.
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: None Found

3.0L Duramax Diesel

• Diesel particulate filter (DPF) issues
  • Description/Symptoms: Clogged DPF causes excessive exhaust backpressure and loss of power.
  • Solution: Clean or replace DPF.
  • Estimated Cost to Fix: $1,000 - $2,000+
  • Recalls: NHTSA Campaign Number 20V578000

Transmission

6-Speed Automatic

• Shifting delays and hard shifts
  • Description/Symptoms: Transmission hesitates or lurches during shifting.
  • Solution: Update transmission software or replace transmission.
  • Estimated Cost to Fix: $500 - $1,500
  • Recalls: None Found

8-Speed Automatic

• Torque converter shudder
  • Description/Symptoms: Vibration while accelerating at low speeds.
  • Solution: Replace torque converter.
  • Estimated Cost to Fix: $1,000 - $2,000
  • Recalls: None Found

10-Speed Automatic

• No issues found

Suspension

• Rear leaf spring breakage
  • Description/Symptoms: Leaf springs break, causing rear end to sag.
  • Solution: Replace leaf springs.
  • Estimated Cost to Fix: $500 - $1,000
  • Recalls: None Found
• Front shock absorber noise
  • Description/Symptoms: Front shocks make excessive noise over bumps.
  • Solution: Replace front shocks.
  • Estimated Cost to Fix: $200 - $400
  • Recalls: None Found

Electrical

• Battery drain
  • Description/Symptoms: Battery drains prematurely.
  • Solution: Diagnose and replace faulty component causing drain.
  • Estimated Cost to Fix: $100 - $500+
  • Recalls: None Found
• Infotainment system glitches
  • Description/Symptoms: Touchscreen freezes, music skips, or navigation system malfunctions.
  • Solution: Update software or replace infotainment system.
  • Estimated Cost to Fix: $200 - $1,000
  • Recalls: None Found

Exterior

• LED headlight condensation
  • Description/Symptoms: Water droplets form inside LED headlights.
  • Solution: Replace headlights.
  • Estimated Cost to Fix: $500 - $1,000
  • Recalls: None Found
• Tailgate paint peeling
  • Description/Symptoms: Paint peels off tailgate.
  • Solution: Repaint tailgate.
  • Estimated Cost to Fix: $200 - $500
  • Recalls: None Found

Interior

• Seatbelt tensioner noise
  • Description/Symptoms: Seatbelt tensioner makes a clicking noise while driving.
  • Solution: Replace seatbelt tensioner.
  • Estimated Cost to Fix: $100 - $200
  • Recalls: None Found
• Climate control issues
  • Description/Symptoms: AC or heater malfunctions, causing inconsistent temperatures.
  • Solution: Diagnose and replace faulty components.
  • Estimated Cost to Fix: $200 - $1,000
  • Recalls: None Found

Summary

The 2019 GMC Sierra 1500 has been subject to a range of issues, affecting various components. Some issues, such as engine vibration and rough idle, can be severe and expensive to fix. Others, like interior noises and electrical glitches, are less severe but still annoying for owners. Overall, the severity and cost of the issues vary depending on the specific problem encountered.