Car diagnostics for a 2003 Chevrolet Impala
Car diagnostics for the 2003 Chevrolet Impala: request it and CarmaCars arranges it with a trusted shop or connect you with one, and we can deliver a rental car to you while yours is in.
- Combined
- 10.7 to 11.8 L/100 km
- Body
- Large Cars

A rental while yours is in the shop
A trusted shop does the work and you keep driving while it has your car. We deliver a rental to you, by the day, at our usual rates.
The 2003 Chevrolet Impala for car diagnostics
- Body: large cars (EPA size class).
2003 Chevrolet Impala: every figure
| Figure | Powertrain 1 | Powertrain 2 |
|---|---|---|
| Displacement | 3.4 L | 3.8 L |
| Cylinders | 6 | 6 |
| MPG city (US) | 19 | 17 |
| MPG highway (US) | 29 | 27 |
| MPG combined (US) | 22 | 20 |
| MPG combined (Imperial) (converted from the US figure) | 26 | 24 |
| Luggage volume (litres converted from EPA's cubic feet) | 510 L (18 cu ft) | 510 L (18 cu ft) |
| Fuel cost a year (EPA) (EPA: 15,000 miles at its fuel prices) | US$3,050 | US$3,350 |
| Fuel cost for 20,000 km (at $1.55 a litre) | $3,318 | $3,658 |
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 Chevrolet Impala
- NHTSA lists 5 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 695 complaints with NHTSA, most often about electrical system (271), exterior lighting (109) and engine (88). Have those parts checked before you buy.
| Campaign | Date | Component | Summary |
|---|---|---|---|
| 15V701000 | 2015-10-26 | engine and engine cooling:exhaust system:manifold/header/muffler/tail pipe | General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and... |
| 14V400000 | 2014-07-03 | electrical system:ignition | This defect can affect the safe operation of the airbag system. Until this recall is performed, customers should remove all items from their key rings, leaving only the ignition key. The key fob (if applicable), should also be removed from the key ring. General Motors LLC (GM) notified the agency on July 3, 2014,... |
| 09V116000 | 2009-04-08 | engine and engine cooling | GENERAL MOTORS IS RECALLING 1,497,516 MY 1997-2003 BUICK REGAL, MY 1998-2003 CHEVROLET LUMINA, MONTE CARLO AND IMPALA, MY 1998-1999 OLDSMOBILE INTRIGUE, MY 1997-2003 PONTIAC GRAND PRIX VEHICLES EQUIPPED WITH A 3.8L V6 NATURALLY ASPIRATED ENGINE. SOME OF THESE VEHICLES HAVE A CONDITION IN WHICH DROPS OF ENGINE OIL... |
| 03V051000 | 2003-02-14 | air bags:frontal:driver side:inflator module | ON CERTAIN MINI VANS, PASSENGER AND SPORT UTILITY VEHICLES, SOME OF THESE VEHICLES HAVE A DRIVER'S SIDE AIR BAG THAT MAY NOT DEPLOY AS DESIGNED. IN ADDITION, THE AIR BAG INFLATOR COULD RUPTURE. |
| 02V222000 | 2002-08-09 | air bags:frontal | CERTAIN PASSENGER, MINI VANS, AND SPORT UTILITY VEHICLES HAVE AN AIR BAG INFLATOR ON THE DRIVER'S SIDE THAT COULD FRACTURE AT A WELD DURING A DEPLOYMENT. |
Source: NHTSA (US) recall campaigns and owner complaints for this model year.
The 2003 Chevrolet Impala: Car diagnostics
The 2003 Chevrolet Impala and a diagnostic check: CarmaCars arranges a trusted shop, and never does the work itself. A steady check engine light needs a check soon; a flashing one means pull over safely and get help.
Your Impala and the shop
Your owner's manual lists the maintenance schedule for the Impala. The shop sets its own price and time after it sees the car. Bring the owner's manual or service records if you have them. Power comes from the 3.4L 6-cylinder, driving through a 4-speed automatic.
What CarmaCars does here
You agree the price with the shop before any work starts. You agree everything with the shop before work begins. We do not set the shop's price or promise a date.
No car? Rent one meanwhile
We collect the rental when your car is back. Pick a car that suits your week from our fleet. Pick it up from us for free, or have it brought to you.
Getting a clear quote
Ask the shop to explain the repair in plain words before you agree. Ask how long the job should take, so you know how long to rent for. Ask the shop to call you before doing anything not on the estimate.
Small things that help
Note the mileage when each service is done, so you know when the next is due. Use the grade of fuel your owner's manual calls for. Check the tire pressure once a month, when the tires are cold.
Let us know
Send the car's details and the job, and we take the next step.
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.
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