Car diagnostics for a 2007 GMC Sierra
Car diagnostics for the 2007 GMC Sierra: CarmaCars does not do this work itself. Request it and we arrange it with a trusted shop or connect you with one, and we can deliver a rental car to you while yours is in.
- Combined
- 13.8 to 16.8 L/100 km
- Body
- Standard Pickup Trucks

A rental while yours is in the shop
CarmaCars does not do this work; you keep driving while the shop has your car. We deliver a rental to you, by the day, at our usual rates.
The 2007 GMC Sierra for car diagnostics
- Body: standard pickup trucks (EPA size class).
2007 GMC Sierra: every figure
| Figure | Powertrain 1 | Powertrain 2 | Powertrain 3 | Powertrain 4 | Powertrain 5 | Powertrain 6 | Powertrain 7 | Powertrain 8 | Powertrain 9 | Powertrain 10 | Powertrain 11 | Powertrain 12 | Powertrain 13 | Powertrain 14 | Powertrain 15 | Powertrain 16 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Displacement | 4.3 L | 5.3 L | 4.3 L | 4.8 L | 5.3 L | 5.3 L | 4.3 L | 5.3 L | 4.3 L | 4.8 L | 6.0 L | 6.0 L | 6.0 L | 6.2 L | 6.0 L | 6.2 L |
| Cylinders | 6 | 8 | 6 | 8 | 8 | 8 | 6 | 8 | 6 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
| MPG city (US) | 15 | 16 | 15 | 15 | 14 | 15 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 13 | 12 |
| MPG highway (US) | 21 | 19 | 20 | 19 | 20 | 18 | 18 | 18 | 19 | 18 | 17 | 18 | 17 | 19 | 16 | 18 |
| MPG combined (US) | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 |
| MPG combined (Imperial) (converted from the US figure) | 20 | 20 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 17 |
| Fuel cost a year (EPA) (EPA: 15,000 miles at its fuel prices) | US$3,950 | US$3,950 | US$4,075 | US$4,075 | US$4,138 | US$4,200 | US$4,325 | US$4,325 | US$4,450 | US$4,450 | US$4,450 | US$4,450 | US$5,500 | US$5,500 | US$5,850 | US$5,850 |
| Fuel cost for 20,000 km (at $1.55 a litre) | $4,278 | $4,278 | $4,434 | $4,434 | $4,496 | $4,558 | $4,712 | $4,712 | $4,868 | $4,868 | $4,868 | $4,868 | $5,496 | $5,496 | $5,880 | $5,880 |
Sources: fuel use, MPG, CO2, electric range, battery, charge time, luggage volume and the annual fuel cost are the US EPA's (fueleconomy.gov). Imperial MPG, litres, inches and pounds are converted from those figures. Figures no free source publishes for this car (power, torque, acceleration, top speed, fuel tank, towing) are left out.
What to check when buying the 2007 GMC Sierra
- NHTSA lists 7 recall campaigns for this model year. Ask the seller for proof each one was fixed; a dealer can check it by the VIN.
- Owners filed 440 complaints with NHTSA, most often about air bags (216), service brakes (61) and electrical system (39). Have those parts checked before you buy.
| Campaign | Date | Component | Summary |
|---|---|---|---|
| 21V050000 | 2021-02-05 | air bags:frontal:passenger side:inflator module | General Motors, LLC (GM) is recalling certain 2007-2011 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, Yukon XL, and 2009-2011 Chevrolet Silverado 2500, Silverado 3500, GMC Sierra 2500 and Sierra 3500 vehicles originally sold, or ever... |
| 21V052000 | 2021-02-05 | air bags:frontal:passenger side:inflator module | General Motors, LLC (GM) is recalling certain 2009 Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche, Silverado 1500, Silverado 2500, Silverado 3500, Suburban, Tahoe, GMC Sierra 1500, Sierra 2500, Sierra 3500, Yukon, and Yukon XL vehicles originally sold, or ever registered, in the states of... |
| 20V011000 | 2020-01-10 | air bags:frontal:passenger side:inflator module | General Motors LLC (GM) is recalling certain 2007-2008 Chevrolet Silverado 2500 and 3500 and GMC Sierra 2500 and 3500 vehicles equipped with non-desiccated, passenger frontal air bag inflators containing phase stabilized ammonium nitrate (PSAN) propellant that were used as interim remedy parts for previous Takata... |
| 15V324000 | 2015-05-28 | air bags:frontal:passenger side:inflator module | General Motors LLC (GM) is recalling certain model year 2007-2008 Chevrolet Silverado 2500HD and 3500HD trucks manufactured November 28, 2006, to August 29, 2008, and 2007-2008 GMC Sierra 2500HD and 3500HD trucks manufactured November 27, 2006, to August 29, 2008. The affected vehicles are equipped with a passenger... |
| 14V407000 | 2014-07-02 | electrical system | General Motors LLC (GM) is recalling certain model year 2007-2011 Chevrolet Silverado HD 2500/3500 trucks manufactured January 18, 2007, to June 22, 2011, and GMC Sierra HD 2500/3500 trucks manufactured January 22, 2007, to June 21, 2011, and equipped with an auxiliary battery. Owners may unknowingly draw too much... |
| 10V240000 | 2010-06-04 | electrical system | GM IS RECALLING CERTAIN MODEL YEAR 2006-2009 BUICK, LUCERNE; CADILLAC DTS; HUMMER H2; MODEL YEAR 2008-2009 BUICK ENCLAVE; CADILLAC CTS; MODEL YEAR 2007-2009 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, TAHOE; GMC ACADIA, SIERRA, YUKON, YUKON XL; SATURN OUTLOOK; AND MODEL... |
| 08V441000 | 2008-08-28 | electrical system | GM IS RECALLING 857,735 MY 2006-2008 BUICK LUCERNE; CADILLAC DTS; HUMMER H2; MY 2007-2008 CADILLAC ESCALADE, ESCALADE ESV, ESCALADE EXT; CHEVROLET AVALANCHE, SILVERADO, SUBURBAN, TAHOE; GMC ACADIA, SIERRA, YUKON, YUKON XL, SATURN OUTLOOK; AND MY 2008 BUICK ENCLAVE VEHICLES EQUIPPED WITH A HEATED WIPER WASHER FLUID... |
Source: NHTSA (US) recall campaigns and owner complaints for this model year.
Car diagnostics: how we help
CarmaCars does not do mechanical work, but for a diagnostic check on the 2007 GMC Sierra we arrange a trusted shop. A steady check engine light needs a check soon; a flashing one means pull over safely and get help.
Before the shop sees your Sierra
Bring the owner's manual or service records if you have them. Mention the trim and engine in your request; parts differ between them. Tell the shop the year, the trim and the engine: the 4.3L 6-cylinder. The 4.3L 6-cylinder, paired with a 5-speed manual, drives it.
The steps
We keep you posted until the car is booked in. We can deliver a rental to you while your car is at the shop. You agree the price with the shop before any work starts.
Your rental while you wait
We can have a rental ready the day your car goes in. We collect the rental when your car is back. Delivery to your door is available across the Toronto area.
A short checklist
Ask whether the shop will check anything related while the car is there. If a warning light was the reason, ask what the code was and what fixed it. Ask what warranty the shop gives on its parts and labour.
Good habits for your car
Note the mileage when each service is done, so you know when the next is due. If the car pulls to one side, ask the shop to check the alignment and the tires. Use the grade of fuel your owner's manual calls for.
Let us know
Need the work and a rental? One request covers both.
Request car diagnostics
Tell us when suits you. A person replies within one business day and arranges it with a trusted shop or recommends one; the shop sets its own price and time.
Rent a car while yours is in in Toronto
We have no car while yours is in on the site right now. Request one and we look for it for your dates, or take a similar car that is available now.
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