Engine repair for a 2003 GMC Sierra
Engine repair for the 2003 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
- 14.7 to 18.1 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 2003 GMC Sierra for engine repair
- Body: standard pickup trucks (EPA size class).
2003 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Displacement | 4.3 L | 4.3 L | 4.8 L | 4.3 L | 4.8 L | 5.3 L | 4.3 L | 4.8 L | 4.8 L | 5.3 L | 6.0 L |
| Cylinders | 6 | 6 | 8 | 6 | 8 | 8 | 6 | 8 | 8 | 8 | 8 |
| MPG city (US) | 14 | 14 | 14 | 13 | 14 | 13 | 13 | 13 | 13 | 13 | 11 |
| MPG highway (US) | 19 | 19 | 19 | 17 | 18 | 18 | 17 | 16 | 16 | 16 | 15 |
| MPG combined (US) | 16 | 16 | 16 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | 13 |
| MPG combined (Imperial) (converted from the US figure) | 19 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 16 |
| Fuel cost a year (EPA) (EPA: 15,000 miles at its fuel prices) | US$4,200 | US$4,200 | US$4,200 | US$4,450 | US$4,450 | US$4,450 | US$4,800 | US$4,800 | US$4,800 | US$4,800 | US$5,150 |
| Fuel cost for 20,000 km (at $1.55 a litre) | $4,558 | $4,558 | $4,558 | $4,868 | $4,868 | $4,868 | $5,208 | $5,208 | $5,208 | $5,208 | $5,612 |
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 2003 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 570 complaints with NHTSA, most often about service brakes (274), electrical system (115) and power train (56). Have those parts checked before you buy.
| Campaign | Date | Component | Summary |
|---|---|---|---|
| 05V161000 | 2005-04-22 | parking brake | ON CERTAIN PICKUP TRUCKS EQUIPPED WITH MANUAL TRANSMISSIONS AND BUILT WITH EITHER PBR PARKING BRAKE SYSTEMS OR TRW PARKING BRAKE SYSTEMS, THE PARKING BRAKE FRICTION LININGS MAY WEAR TO AN EXTENT WHERE THE PARKING BRAKE CAN BECOME INEFFECTIVE IN IMMOBILIZING A PARKED VEHICLE. |
| 05V163000 | 2005-04-22 | seat belts:rear/other | ON CERTAIN CREW CAB PICKUP TRUCKS AND SPORT UTILITY VEHICLES, THE 2ND ROW CENTER OCCUPANT SEAT BELT ROUTING MAY MAKE IT DIFFICULT TO POSITION THE LAP PORTION OF THE SAFETY BELT LOW AROUND THE HIPS OF OCCUPANTS, ESPECIALLY SMALLER OCCUPANTS, SEATED IN THIS POSITION. APPROPRIATE USE OF A CHILD SEAT OR BOOSTER SEAT,... |
| 04V562000 | 2004-11-26 | equipment adaptive/mobility | ON CERTAIN VANS EQUIPPED WITH SURE-LOK WHEELCHAIR SECUREMENT SYSTEMS, THE SPROCKET TEETH OF THE RETRACTOR ASSEMBLY IS OUT OF ALIGNMENT. |
| 04V225000 | 2004-05-11 | seat belts:front:anchorage | CERTAIN EXTENDED AND REGULAR CAB PICKUP TRUCKS AND CARGO VANS CONVERTED TO COMPRESSED NATURAL GAS (CNG) FAIL TO CONFORM TO THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 225, 'CHILD RESTRAINT ANCHORAGE SYSTEMS.' THESE VEHICLES HAVE ONE SEATING POSITION, THE CENTER REAR SEAT, EQUIPPED WITH CHILD... |
| 04V129000 | 2004-03-17 | structure:body:tailgate:hinge and attachments | ON CERTAIN PICKUP TRUCKS AND SPORT UTILITY VEHICLES, THE GALVANIZED STEEL TAILGATE SUPPORT CABLES THAT RETAIN THE TAILGATE IN THE FULL OPEN (HORIZONTAL) POSITION MAY CORRODE, WEAKEN, AND EVENTUALLY FRACTURE. IF BOTH CABLES FRACTURED, THE TAILGATE WOULD SUDDENLY DROP AND STRIKE THE TOP SURFACE OF THE REAR BUMPER. |
| 04V045000 | 2004-02-04 | service brakes, hydraulic | CERTAIN SPORT UTILITY VEHICLES, PICKUP TRUCKS, AND PASSENGER VANS FAIL TO COMPLY WITH THE REQUIREMENTS OF FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 135, ?PASSENGER CAR BRAKE SYSTEMS.? SOME OF THESE VEHICLES WERE PRODUCED WITH AN OUT-OF-SPECIFICATION BRAKE HYDRO-BOOST HOUSING RELIEF VALVE BORE. |
| 03V018000 | 2003-01-23 | visibility:windshield | CERTAIN PICKUP TRUCKS FAIL TO CONFORM TO FEDERAL MOTOR VEHICLE SAFETY STANDARD NO. 212, "WINDSHIELD MOUNTING." SOME OF THESE VEHICLES LACK A CONTINUOUS URETHANE BONDING BEAD BETWEEN THE BODY SURFACE AND THE WINDSHIELD. |
Source: NHTSA (US) recall campaigns and owner complaints for this model year.
Engine repair for the 2003 GMC Sierra
CarmaCars does not do mechanical work, but for engine work on the 2003 GMC Sierra we arrange a trusted shop. An engine that runs rough, smokes or overheats needs a look soon.
Details the shop needs
Mention the trim and engine in your request; parts differ between them. Say whether the car is drivable; it changes how it gets to the shop. Tell the shop the year, the trim and the engine: the 4.3L 6-cylinder. It is powered by the 4.3L 6-cylinder, with rear-wheel drive.
From request to repair
The repair is between you and the shop; the rental is with us. Send the car's details and what it needs; we take it from there. We can deliver a rental to you while your car is at the shop.
No car? Rent one meanwhile
The rental is priced like any other on our site. We collect the rental when your car is back. We hand every car over in person, at your address or at our location.
Questions to ask the shop
Ask what warranty the shop gives on its parts and labour. Ask for the work to be listed line by line on the invoice. Ask for a written estimate before any work starts.
Car care, briefly
Top up the washer fluid with a winter mix in the cold months. Listen for new noises and mention them to the shop with as much detail as you can. Use the grade of fuel your owner's manual calls for.
Ask us
Send the car's details and the job, and we take the next step.
Request engine repair
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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