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Used 2014 GMC Sierra 1500 Consumer Reviews

3.4 out of 5 stars
90 reviews

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3 out of 5 stars

please don't buy

Toronzo Johnson, 11/23/2015
2014 GMC Sierra 1500 Denali 4dr Crew Cab 6.5 ft. SB (5.3L 8cyl 6A)
14 of 15 people found this review helpful

I bought this truck brand new and it started running like crap. I traded in my Chevy Silverado for this truck. Worst mistake ever! The transmission trys to find gears and the whole truck vibrates at speeds over 60mph. I took it in to be serviced 3 times and still no fix! I will NEVER buy another GMC again.

Safety
2 out of 5 stars
Technology
1 out of 5 stars
Performance
2 out of 5 stars
Interior
4 out of 5 stars
Comfort
2 out of 5 stars
Reliability
1 out of 5 stars
Value
2 out of 5 stars
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3 out of 5 stars

not happy with my truck

alberto garcia, 03/11/2016
2014 GMC Sierra 1500 2dr Regular Cab SB (4.3L 6cyl 6A)
14 of 15 people found this review helpful

my 2014 gmc sierra its beautiful,but the gears change very hard ,im not happy with the truck,

Safety
4 out of 5 stars
Performance
3 out of 5 stars
Interior
3 out of 5 stars
Comfort
4 out of 5 stars
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5 out of 5 stars

Great truck!

65wolf, 08/04/2014
updated 08/04/2017
2014 GMC Sierra 1500 SLE 4dr Double Cab 4WD SB (4.3L 6cyl 6A)
8 of 8 people found this review helpful

Well I have owned this truck for almost 6 months and have had ZERO issues and one recall to check transmission line leaks and none found. My last truck was a 2013 Chevy Silverado and this truck is a far better vehicle! It drives better has a better turning radius and just has a better feel driving it. I have owned numerous other trucks Fords, Dodges (junk) and Toyota's and they do not equal this truck. I see other reviews that do not have good things to say but I really LIKE this truck! I tow a small bass boat and it pulls it great. The gas mileage is better than my 2013 Chevy but I have yet to hit the 22mpg highway. Hope this helps someone looking at this truck!

Technology
5 out of 5 stars
Performance
5 out of 5 stars
Interior
4 out of 5 stars
Comfort
5 out of 5 stars
Reliability
5 out of 5 stars
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4 out of 5 stars

I don't have any of these problems!

J. Phillips, 03/03/2017
updated 03/29/2023
2014 GMC Sierra 1500 SLT 4dr Crew Cab 5.8 ft. SB (5.3L 8cyl 6A)
8 of 8 people found this review helpful

I replaced a 120K miles F-150 with my 4Dr SLE 5.3L 5.8Ft. (SLE with 5.3 V8 option not avail in listing.) Gas mileage is better than advertised. I got 26.6 MPG with A/C in August in the South. (Best 50 mile average MPG is now 27.3.) I can send a picture of the indicator for those that do not believe. I was traveling at 65 MPH on the interstate with a +-900Lb load in the bed. The 5.3 engine has great torque and will turn high RPMs if asked. Not as much torque as the larger Hemi of the Dodges I've driven, but way plenty to go along with significantly better gas mileage. I get 16-17 around town in mixed driving and 22-23 on the highway at 75MPH. As of 93,000 miles I still get a 50 mile mpg best of 26.3 with an overall MPG of 17.0. UPDATE: Best 50 mile average now 27.9 Dealer provided free oil changes and tire rotations for the first 24K miles. I have had three recalls for 1) possible seat belt anchor cable damage (my truck had no damage), 2) a software issue, plus 3) a software update for the electric steering. I'm not impressed with the quantity of recalls (more than the total I have ever had in all other cars), but the dealer handled them very well and with utmost priority. UPDATE: I now have a Japanese SUV that also has been a part of three recalls by 38,000 miles, including the Tacata fiasco. My truck still rides very well (after the shock replacement). Just luxurious quiet and comfortable front bucket seating. I also have noticed that I have gotten many more compliments on my truck than for almost any other car I have owned. And that is a lot of vehicles. (I'm old.) Some of them are considered classics now. In 2014 I looked at Chevy, Ford, Ram, Toyota, and Nissan trucks. All the imports had less power, lower MPG, and most of them cost more than my GMC. I previously had a 2005 Ford 4.6L and always hated the 11-13 mpg in town, and best ever highway MPG of about 16 on a 400 mile trip without Air Conditioning (Winter). That vehicle blew factory installed spark plugs out of the head, and had uncomfortable seats with nasty upholstery cloth (work truck). Ford has even designed a special tool to repair threads in their aluminum heads without removing the heads from the engine. The apparently common problem that needed such a solution makes me nervous. At this point I wouldn't consider anything but the GM twins for my next purchase. UPDATE: Now at 93,000 miles my only complaint is still the A/C. The first problem, within the first year, was eventually found to be a loose ground. Sometimes the clutch would engage. Sometimes not. Once found, the dealer fixed it free. It was still in warranty. About a year later, they had to recharge the A/C after a leak was repaired. Another year following, the condenser core was bad and irreparable. That cost about a grand with parts and labor. It shouldn't be hard for GM to make the system durable enough to survive way more than three years. I still like the truck, but don't appreciate the dependability of the A/C. I have gone through most of the major (expensive) maintenance items. I did the first brake replacement at 60K miles and when I got into them, there was still 60-75% of the pads remaining all the way around. I now have something near 5,000 miles towing the 6,000 Lb load, and I am very happy with the brake life. My replacement pads are still in good condition. Shocks were replaced at about 70,000 miles. Second brake service, including new rotors was done at 108,000 miles. Paint is continuing to pit on the hood in no particular area or pattern, while the remainder is still glossy. Lifetime fuel efficiency is still 17.0 (Now 17.1) MPG, including trailer towing. I have discovered in the last couple years that I can achieve 16 - 17 MPG (50 mile average) on the interstate while hauling the trailer if I keep my speed at about 65 MPH. No further A/C issues have occurred. Still a GM truck fan. UPDATED March 2023: I now have 112,000 miles on my 2014 Sierra. My best 50 mile average MPG is now 27.9. Lifetime overall MPG, including several thousand miles towing the 6,000 Lb trailer, is 17.1 MPG. No additional recalls or major issues. Now on the second replacement brake pads and first new rotors. The only issue at this time is continued paint pitting (while overall condition is clear and shiny), and occasional hard shifts when accelerator movement changes abruptly as in heavy traffic. Just got rear-ended for the third time in this truck. I will need a new rear bumper, bumper mounts, and tail gate. The little lady with an active social media presence that was following me will need at least the front two feet of her little sedan replaced. Still a GMC fan!

Safety
5 out of 5 stars
Technology
3 out of 5 stars
Performance
5 out of 5 stars
Interior
5 out of 5 stars
Comfort
5 out of 5 stars
Reliability
5 out of 5 stars
Value
5 out of 5 stars
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2 out of 5 stars

please do not buy!!!

Lamar g, 10/28/2015
2014 GMC Sierra 1500 SLT 4dr Crew Cab 4WD 6.5 ft. SB (5.3L 8cyl 6A)
18 of 20 people found this review helpful

I purchase truck 03/21/2015 I had never own a gmc truck was so excited about this truck when I purchase it at 4104mi at time of purchase was told it was a new truck but a loaner.four month later truck went in to limp mode call dealer immediately was told bring truck in. That was at 11000mi.two month later at 13000mi truck started down shifted real hard call dealer again took truck to dealership could not find problem.3 week later truck went into limp mode again.Now I'm worried 14980mi.advisor told me that they replace cored and wire.I ask what cause this problem advisor said corroded spark plug code was p0300.really at 15000mi. Warranty is 2/28000mi.and was told I was the first this happen too hmmmm.FORD here I come.

Safety
1 out of 5 stars
Technology
2 out of 5 stars
Performance
2 out of 5 stars
Interior
3 out of 5 stars
Comfort
3 out of 5 stars
Reliability
2 out of 5 stars
Value
1 out of 5 stars
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