Before buying a used 2010 GMC Sierra, check whether recall repairs were completed, how it scored in crash tests and what owners report most often. Ask the seller for service records covering any recall listed below.
A 0–100 grade from public NHTSA data — higher means fewer reported problems. How it's calculated
NHTSA hasn't published 5-star ratings for this model year.
Source: NHTSA New Car Assessment Program.
No owner complaints have been filed with NHTSA for this model year.
Source: NHTSA owner complaints. Complaints are unverified reports, not confirmed defects.
| Version | City | Highway | Combined |
|---|---|---|---|
| Sierra 15 Hybrid 2WD — Auto (variable gear ratios), 8 cyl, 6.0 L | 11.2 L/100 km (21 mpg) | 10.7 L/100 km (22 mpg) | 10.7 L/100 km (22 mpg) |
| Sierra 15 Hybrid 4WD — Auto (variable gear ratios), 8 cyl, 6.0 L | 11.2 L/100 km (21 mpg) | 10.7 L/100 km (22 mpg) | 11.2 L/100 km (21 mpg) |
| Sierra C15 2WD — Auto 4-spd, 6 cyl, 4.3 L | 15.7 L/100 km (15 mpg) | 11.8 L/100 km (20 mpg) | 13.8 L/100 km (17 mpg) |
| Sierra C15 2WD — Auto 4-spd, 8 cyl, 4.8 L | 16.8 L/100 km (14 mpg) | 12.4 L/100 km (19 mpg) | 14.7 L/100 km (16 mpg) |
| Sierra C15 2WD — Auto 6-spd, 8 cyl, 5.3 L | 15.7 L/100 km (15 mpg) | 11.2 L/100 km (21 mpg) | 13.8 L/100 km (17 mpg) |
| Sierra C15 2WD — Auto 6-spd, 8 cyl, 6.2 L | 18.1 L/100 km (13 mpg) | 12.4 L/100 km (19 mpg) | 15.7 L/100 km (15 mpg) |
Source: U.S. EPA / fueleconomy.gov. Converted to L/100 km for Canadian buyers.
MARATHON IS RECALLING CERTAIN SEAT COVERS, BRAND SUPERHIDES WITH PART NUMBERS 593, 594, 578, 960, 228, 228-09, 267-08, 333, 625, AND 630, SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE SEAT COVERS ARE MADE OF HEAVIER THREAD AND ARE NOT COMPATIBLE WITH SEATS CONTAINING SIDE AIRBAGS. THE HEAVIER SEAT COVER COULD INTERFERE WITH FULL DEPLOYMENT OF THE AIRBAG IN THE EVENT OF A CRASH.
Remedy: MARATHON WILL NOTIFY OWNERS OF RECORD AND REPLACE THE SEAT COVER FREE OF CHARGE. THE SAFETY RECALL BEGAN ON SEPTEMBER 14, 2010. OWNERS MAY CONTACT MARATHON AT 1-800-735-2769.
Source: U.S. NHTSA. Canadian-market vehicles can have different recalls — check Transport Canada's recall database. Always confirm recall status for a specific VIN with a dealer.
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