2022 GMC Sierra — Full Specifications
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The 2022 GMC Sierra is a pickup offered with 4 engines (2.7L 4-cyl turbo, 3L 6-cyl turbo, 5.3L 8-cyl). Its most fuel-efficient configuration returns around 31 mpg (UK) / 26 mpg (US EPA) combined, with 17–31 mpg (UK) across all configurations. Owners often keep a GMC Sierra workshop manual to hand for servicing and repairs.
Compared with the 2021 GMC Sierra: Fuel economy is essentially unchanged at around 31 mpg (UK) combined. No longer listed: 4.3L 6-cyl. The overall NHTSA rating moves from 4★ to 5★.
Full Specifications
| Engine (most efficient) | 3L 6-cyl turbo |
|---|---|
| Engine options | 2.7L 4-cyl turbo · 3L 6-cyl turbo · 5.3L 8-cyl · 6.2L 8-cyl |
| Transmission (most efficient) | Automatic 10-spd |
| Fuel Type | Diesel |
| Powertrain | Conventional |
| Drive | Rear-Wheel Drive |
| Body Style | Pickup |
| Fuel Economy (UK) | 31 combined / 28 urban / 36 extra-urban mpg |
| Fuel Economy (US EPA) | 26 combined / 23 city / 30 highway mpg |
| CO₂ Emissions | 245 g/km |
| EPA Greenhouse Gas Score | 3 / 10 (10 = lowest emissions) |
| EPA Est. Annual Fuel Cost | $3,700 (15,000 mi/yr, US prices) |
Engine & Transmission Options
EPA lists 11 configurations for the 2022 GMC Sierra across 4 engines (2.7L 4-cyl turbo, 3L 6-cyl turbo, 5.3L 8-cyl, 6.2L 8-cyl). Combined fuel economy ranges from 14 to 26 mpg (US), or 17 to 31 mpg (UK), depending on engine, transmission and drive. The headline figures at the top of this page describe the most fuel-efficient configuration.
| Engine | Transmission | Drive | MPG (UK) | MPG (US) | CO₂ g/km | Fuel cost / yr |
|---|---|---|---|---|---|---|
| 2.7L 4-cyl turbo | Automatic 8-spd | 4-Wheel Drive | 22 | 18 (17/20) | 324 | $3,700 |
| 2.7L 4-cyl turbo | Automatic 8-spd | Rear-Wheel Drive | 24 | 20 (19/22) | 274 | $3,350 |
| 3L 6-cyl turbo | Automatic 10-spd | 4-Wheel Drive | 29 | 24 (22/26) | 265 | $4,000 |
| 3L 6-cyl turbo | Automatic 10-spd | Rear-Wheel Drive | 31 | 26 (23/30) | 245 | $3,700 |
| 5.3L 8-cyl | Automatic 10-spd | 4-Wheel Drive | 18 | 15 (13/17) | 345 | $4,200 |
| 5.3L 8-cyl | Automatic 10-spd | Rear-Wheel Drive | 22 | 18 (16/21) | 305 | $3,700 |
| 5.3L 8-cyl | Automatic 6-spd | 4-Wheel Drive | 18 | 15 (14/16) | 379 | $4,450 |
| 5.3L 8-cyl | Automatic 6-spd | Rear-Wheel Drive | 19 | 16 (15/19) | 345 | $4,200 |
| 5.3L 8-cyl | Automatic 8-spd | 4-Wheel Drive | 20 | 17 (15/20) | 359 | $4,450 |
| 5.3L 8-cyl | Automatic 8-spd | Rear-Wheel Drive | 22 | 18 (16/21) | 362 | $3,700 |
| 6.2L 8-cyl | Automatic 10-spd | 4-Wheel Drive | 17 | 14 (13/17) | 385 | $5,150 |
MPG (US) shows combined, with city/highway in brackets. Highlighted row = the configuration used for the headline figures. Source: US EPA fueleconomy.gov.
Owner Essentials for the 2022 GMC Sierra
Running Costs: 2022 GMC Sierra
Covering around 8,000 miles a year in a 2022 GMC Sierra at 31 mpg combined, expect roughly 1,173 litres of fuel annually — multiply by your local price per litre for a cost estimate. For US owners, the EPA estimates about $3,700 a year in fuel for the most efficient configuration (15,000 miles, national average prices). Work out exact fuel costs with the fuel cost calculator on 247Calculators.
Convert between MPG and L/100km with the unit converters on 247QuickTools. Not sure what tyre size fits? 247TyreCheck explains tyre sizing.
Only need this car occasionally? See our buy vs rent comparison.
2022 GMC Sierra Safety Ratings (NHTSA)
Recalls & Owner Complaints (NHTSA)
NHTSA lists 8 safety recall campaigns that include the 2022 GMC Sierra (as of 6 October 2026). Most affected areas: Power train (2), Exterior lighting (2), Engine and engine cooling (1). 1 campaign carried a “do not drive” or “park outside” advisory. A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
- Power train — campaign 26V083000, reported 12 February 2026. Risk: Rear wheel lock up increases the risk of a crash.
- Engine and engine cooling — campaign 25V274000, reported 24 April 2025. Risk: Engine failure increases the risk of a crash.
- Structure — campaign 25V060000, reported 6 February 2025. Risk: A detached front grille deflector may become a road hazard, increasing the risk of a crash.
- Power train — campaign 24V797000, reported 24 October 2024. Risk: Rear wheel lock-up can increase the risk of a crash.
Showing the 4 most recent of 8 campaigns.
Owners have filed 662 complaints with NHTSA about the 2022 GMC Sierra. The most-reported areas are Engine (244), Power train (119), Structure (110). Complaints include 14 reported crashes, 7 reported fires, 11 reported injuries. That is close to the median of 479 complaints across the 17 GMC Sierra model years in our data.
Used-buyer checklist for the 2022 GMC Sierra
Based on where NHTSA recalls and owner complaints cluster for this model year, these are the areas worth checking before you buy:
- Engine (244 owner complaints) — Listen for unusual noise on a cold start, check for warning lights and ask for the service records.
- Transmission & drivetrain (2 recall campaigns · 119 owner complaints) — On the test drive, watch for hesitation, jerking or slipping between gears and ask for transmission service history.
- Body structure (1 recall campaign · 110 owner complaints) — Inspect for corrosion and for subframe or body-panel damage, especially underneath.
- Electrical system (101 owner complaints) — Test every switch, window, light and warning lamp on a test drive, and ask about battery or alternator replacements.
Source: US NHTSA recall and consumer-complaint databases, retrieved 6 October 2026. Complaints are unverified owner reports, not confirmed defects. Check any vehicle by VIN at nhtsa.gov/recalls, and see our guide to checking a used car for recalls.
How It Compares
How does the GMC Sierra compare to similar pickups? For context, pickups in our database average around 25 mpg (UK) combined — this model's 31 mpg figure is 6 mpg better than that average. Its 245 g/km CO₂ figure is 38 g/km lower than the 283 g/km average for pickups on this site. This comparison is based on 264 pickups in our dataset.
GMC models in our database average about 26 mpg (UK) combined on their most efficient configuration; the 2022 GMC Sierra's 31 mpg is 5 mpg above that make average. Its 245 g/km CO₂ figure is 27 g/km lower than the 272 g/km GMC average.
Of the 17 GMC Sierra model years we cover, the 2022 is the most economical on its best configuration (31 mpg UK combined). See every GMC Sierra year side by side.
Last updated: · Data: US EPA (fueleconomy.gov) and NHTSA safety ratings 18 July 2026; NHTSA recalls and complaints 6 October 2026; Wikidata & curated EU catalogue 18 July 2026; European generation and engine data from Wikipedia 7 October 2026
Vehicle data sourced from manufacturer specifications. Always verify with your vehicle handbook or a qualified mechanic. This is a reference tool, not professional advice.
Recommended Accessories for the 2022 GMC Sierra
Frequently Asked Questions
What engine does the 2022 GMC Sierra have?
EPA lists 4 engines for the 2022 GMC Sierra: 2.7L 4-cyl turbo, 3L 6-cyl turbo, 5.3L 8-cyl, 6.2L 8-cyl. The most fuel-efficient configuration pairs the 3L 6-cyl turbo with a automatic 10-spd.
What is the fuel economy of the 2022 GMC Sierra?
The most efficient configuration returns around 31 mpg (UK) combined, or 26 mpg on the US EPA cycle. Across all configurations the UK combined figure runs from 17 to 31 mpg.
How much does the 2022 GMC Sierra cost to fuel per year?
The US EPA estimates about $3,700 a year in fuel for the most efficient configuration, based on 15,000 miles of mixed driving and national average fuel prices. Your own cost will depend on mileage and local prices.
Does the 2022 GMC Sierra have a good safety rating?
It holds an overall NHTSA rating of 5 stars, with 4 stars for frontal crash protection.
Does the 2022 GMC Sierra have any recalls?
NHTSA lists 8 safety recall campaigns that include the 2022 GMC Sierra (as of 6 October 2026). Most affected areas: Power train (2), Exterior lighting (2), Engine and engine cooling (1). 1 campaign carried a “do not drive” or “park outside” advisory. A campaign often covers several model years or models, so check your own VIN to see whether your car is affected.
What are the most common problems reported for the 2022 GMC Sierra?
Among the 662 owner complaints filed with NHTSA, the most-reported areas are Engine (244 complaints), Power train (119 complaints), Structure (110 complaints). Complaints are unverified owner reports, not confirmed defects, and raw counts rise with how many cars were sold.
Is the GMC Sierra's fuel economy good for a pickup?
Yes — it returns around 31 mpg (UK) combined, against a same-body-style average of roughly 25 mpg among the pickups we track, making it one of the more efficient options in its class.