GMC Sierra 1500 Reliability

GMC is a part of General Motors which focuses on bigger vehicles like pickup trucks, SUVs, etc. The Sierra is a light-duty pickup truck and it has a bigger version of the HD Sierra, which specializes in off-roading and towing. The truck has extremely good capabilities in towing and off-roading.


The Sierra is a big truck, which is even great to use on high-terrains and rugged paths. It comes in three powertrains with 5.3 L, 6.2 L V8 engines, and a 3.0 L Duramax Turbocharged engine. It comes with a standard 10-speed transmission system.


Reliability is crucial information before buying any car. General Motors have been making cars for ages, and they are also reliable enough to trust. GMC has a reliability rating of 3.0 out of 5.0 ranking at 22 out of 32 car brands, which is not the greatest. However, the Sierra has an average reliability rating of 84 out of 100 by J.D Power.


Safety is a big concern for consumers nowadays, which is a great thing. GMC trucks are regularly crash-tested by NHTSA and IIHS. The Sierra has been crash-tested by both NHTSA and IIHS, and it has received great ratings from both of them. The Sierra also has many safety features like lane assist, blind-spot monitoring, collision warning, etc.

Depreciation rate

The depreciation rate also helps us in determining the reliability of a car. GMC has a decent residual value even after 5 years. It depreciates around an average of 50% after 5 years. The Sierra also has a decent depreciation rate of 40% after 5 years.

Maintenance and repairing

Maintenance and repairing costs are not the lowest in GMC trucks. These trucks and SUVs, on average cost around $744 yearly, which is a bit high as compared to other competitors. The maintenance cost of the Sierra is nearly $727 by RepairPal, which covers all of its preventive maintenance and untimely visits.

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How many seats are in the GMC Sierra 1500?    

The GMC Sierra 1500 is a car with 6 seats. The EPA Classification for this car is: Four Wheel Drive    

What is the horsepower in a GMC Sierra 1500 and does it have a turbo?  

 The GMC Sierra 1500 has 310 horsepower and 348 lb-ft of torque. The engine is a Gas I4 with a displacement of 2.7L/ The fuel system is: Direct Injection.    

What type of wheels does it have?    

GMC Sierra 1500 has 20 x 9.0 inch Aluminum Front Wheels and 20 x 9.0 inch Aluminum Rear Wheels.

How many miles does a GMC Sierra 1500 last?

A GMC Sierra can go 150,000 miles with good maintenance. Some models even reach 200,000 miles. According to surveys, only 1.7% of GMC Sierras will exceed the 200,000 mile mark. These vehicles don’t require complex maintenance procedures.

What is the most reliable year for GMC Sierra?

GMC Sierra’s 2012 and 2020 models are its best years. The 2012 model has a solid history of reliability, performance, and the 2020 offers much of that promise. Although the 2012’s technology wasn’t as advanced, it was quite common at the time.

Is a GMC Sierra a good truck?

The GMC Sierra is a great full-size pickup truck. The GMC Sierra is a powerful pickup truck with a towing capacity of over 12,000 pounds. It also offers smooth riding. It looks great inside, has plenty of space for passengers, and features intuitive tech features.

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What are bad years for GMC Sierra?

2014 and 2015 are the worst model years (at least for the last ten years) CarComplaints received 326 reports from owners and 214 reports from them between those two years. This is hundreds more than any other model years, going back to 1991.

What’s better Chevy or GMC?

GMC and Chevrolet are both General Motors Companies. What makes them different? GMC offers more premium features than Chevy trucks, but GMC trucks have more distinctive and stylish designs. GMC trucks’ front ends are also sharper, which emphasizes the brand’s higher quality.

What problems do GMC Sierra 1500 have?

  • Poor Quality Headlights. 
  • Brittle Interior Door Handles. 
  • Dashboard Cracking. 
  • Odd Noises From the Upper Intermediate Steering Shaft. 
  • Faulty Mode Door Actuator.
  • Faulty Fuel Pump.

Does GMC Sierra have Android Auto?

It is simple to answer, yes, the GMC Sierra has Android Auto compatibility. You can also view weather conditions and appointments on your Sierra’s infotainment screen.

Do GMC trucks have super Cruise?

Super Cruise will be available on the new 2022 GMC Sierra 1500 Denali models+, as well as the HUMMER Electric Pickup and SUV models+. This is the first hands-free driver assistance technology for compatible roads.

What is GM Super Cruise?

General Motors will launch new Super Cruise capabilities in six 2022 model year vehicles during the first quarter 2022. Super Cruise, the first industry-exclusive hands-free driver assistance technology, allows drivers to drive hands-free over more than 200,000 miles on compatible roads in the U.S.A and Canada.

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What engines are available in the GMC Sierra 1500?

Engine options:

  • 4.3L V6 Engine with 285 Horsepower and 305 Lb-Ft of Torque.
  • 2.7L Turbocharged Engine with 310 Horsepower and 348 Lb-Ft of Torque.
  • 5.3L Ecotec®3 V8 Engine with 355 Horsepower and 383 Lb-Ft of Torque.
  • Duramax® 3.0L Turbo-Diesel Engine with 277 Horsepower and 460 Lb-Ft of Torque.

What is the best engine in a GMC Sierra?

WardsAuto voted for the Duramax Turbo-Diesel I-6 engine after careful testing and review. Judges who test the engine in a 2020 Sierra 1500 Crew Cab noted that the Duramax Turbo-Diesel 3.0L Duramax Turbo-Diesel was the best because of its quiet, smooth and responsive driving experience.

Is a GMC Sierra a V6 or V8?

There are many engines available in the 2021 GMC Sierra. You can choose from a V6, turbo-four, turbodiesel, and two V8s.

Is the GMC 5.3 A good engine?

The 5.3 Chevy engine is reliable and can provide a lot of power. It’s not often that a small-block gasoline engine can produce such power and torque. This engine’s biggest problem is the AFM system.

Does the GMC Sierra have heated seats?

The 2022 lineup of SUVs will be without heated or ventilated seating. The Silverado, Traverse High Country, GMC Sierra, Acadia Denali will still have heated seats. This move could be controversial with some consumers.

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