2019 GMC Sierra 1500 Limited

Introduction: The 2019 GMC Sierra 1500 Limited is a full-size pickup truck that offers a range of engine and transmission options. The available engine options include a 5.3L V8 with 355 horsepower and 383 lb-ft of torque, a 6.2L V8 with 420 horsepower and 460 lb-ft of torque, and a 3.0L Duramax diesel engine with 277 horsepower and 460 lb-ft of torque. Transmission options include the 6-speed automatic, 8-speed automatic, and 10-speed automatic transmissions. The Sierra 1500 Limited is known for its bold styling, powerful engines, and comfortable interior. However, it has also been reported to experience some issues.

Engine

• 5.3L V8
  • Intake valve carbon buildup
    • Description/Symptoms: Engine misfires, rough idle, loss of power.
    • Solution: Replace intake valves and clean fuel injectors.
    • Estimated Cost to Fix: $2000 - $3000
  • AFM lifter failure
    • Description/Symptoms: Engine knocking, loss of power.
    • Solution: Replace lifters and camshaft.
    • Estimated Cost to Fix: $5000+
  • Oil consumption
    • Description/Symptoms: Low oil levels, blue exhaust smoke.
    • Solution: Replace piston rings and oil pan.
    • Estimated Cost to Fix: $4000+
• 6.2L V8
  • No reported issues
• 3.0L Duramax Diesel
  • Intake valve deposits
    • Description/Symptoms: Engine misfires, loss of power.
    • Solution: Clean intake valves and fuel injectors.
    • Estimated Cost to Fix: $1500 - $2500

Transmission

• 6-speed automatic
  • Slipping gears
    • Description/Symptoms: Difficulty shifting, loss of power.
    • Solution: Replace transmission fluid and filter, or rebuild transmission.
    • Estimated Cost to Fix: $500 - $3000
• 8-speed automatic
  • Torque converter shudder
    • Description/Symptoms: Vibration at low speeds.
    • Solution: Replace torque converter.
    • Estimated Cost to Fix: $2000 - $3000
• 10-speed automatic
  • Shifting problems
    • Description/Symptoms: Hard shifts, delayed shifts.
    • Solution: Reprogram transmission control module, or replace transmission.
    • Estimated Cost to Fix: $500 - $4000

Suspension

• Rear leaf springs
  • Sagging
    • Description/Symptoms: Lowered rear end, reduced ride height.
    • Solution: Replace leaf springs.
    • Estimated Cost to Fix: $500 - $1000+

Electrical

• Battery drain
  • Description/Symptoms: Battery goes dead after a few days.
  • Solution: Replace battery, or diagnose and repair electrical system.
    • Estimated Cost to Fix: $100 - $1000+
• Headlight failures
  • Description/Symptoms: Headlights turn off or flicker.
  • Solution: Replace headlight modules.
    • Estimated Cost to Fix: $500 - $1000+

Exterior

• Tailgate latch failure
  • Description/Symptoms: Tailgate will not open or close properly.
  • Solution: Replace tailgate latch.
    • Estimated Cost to Fix: $200 - $500
• Bed liner cracking
  • Description/Symptoms: Cracks or tears in the bed liner.
  • Solution: Replace bed liner.
    • Estimated Cost to Fix: $500 - $1500

Interior

• Center console lid breaking
  • Description/Symptoms: Lid becomes loose or falls off.
  • Solution: Replace center console lid.
    • Estimated Cost to Fix: $200 - $500
• Radio malfunction
  • Description/Symptoms: Radio does not turn on, or buttons do not work.
  • Solution: Replace radio head unit.
    • Estimated Cost to Fix: $500 - $1000+

Summary: While the 2019 GMC Sierra 1500 Limited offers impressive engines and a stylish design, it has faced several reported issues. Engine problems, such as intake valve carbon buildup and AFM lifter failure, have been particularly prevalent. Transmission issues, including slipping gears and torque converter shudder, have also been reported. Electrical problems, such as battery drain and headlight failures, have also been encountered. Some owners have also experienced exterior issues, such as tailgate latch failure and bed liner cracking. In addition, interior problems, such as a breaking center console lid and radio malfunction, have been reported. The severity and cost of these issues can vary depending on the specific problem and required repairs. Overall, the 2019 GMC Sierra 1500 Limited has shown some reliability concerns, particularly with its engine and transmission, which potential buyers should consider before making a purchase decision.