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2003 Chevrolet Impala Recalls, Problems & Maintenance

The 2003 Chevrolet Impala has no open NHTSA recalls. Owners report 6 recurring issue clusters, led by “Security light and no-start (PassLock).” Chevrolet vehicles use the GM Oil Life System (OLS) — a percentage-based monitor that calculates oil life from driving conditions, not fixed mileage. When the OLS drops to 0%, oil and filter are due. The schedule below reflects GM's Normal Use intervals for everything else.

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No open recalls on file. NHTSA lists no unrepaired safety recalls for this year, make and model. A recall can be issued at any time, and a specific car can still have one open — check yours by VIN at nhtsa.gov/recalls.

Known issues & problems for this vehicle

What drivers and federal regulators have officially reported about the 2003 Chevrolet Impala.

Reported to NHTSA

Security light and no-start (PassLock)

ELECTRICAL SYSTEM

20 NHTSA complaints · 2014-10 → 2024-02

“THE PASSLOCK THEFT DETERRENT SYSTEM IS NOT PLEASANT. THE ISSUE OCCURS WHENEVER I HAVE DRIVEN THE CAR AND THEN PARK IT THEN WHEN I COME BACK TO THE CAR AND TRY TO START IT, NOTHING HAPPENS”
— Owner report, NHTSA ODI #10882481
“THE CAR WILL NOT START RANDOMLY FOR 10MINS SOMETIMES. OR SOMETIMES IT WON'T START FOR HOURS. THE SECURITY LIGHT FLASHES AND LOCKS UP”
— Owner report, NHTSA ODI #10965837
“MY PASSLOCK SYSTEM HAS BEEN MALFUNCTIONING FOR YEARS NOW (2007-2015) AND AT RANDOM INTERVALS, MY CAR WILL NOT START AND I HAVE TO WAIT 15 MINUTES BEFORE THE ENGINE WILL START”
— Owner report, NHTSA ODI #10786371

Read all complaints on NHTSA →

Headlights going out when switching to high beam

EXTERIOR LIGHTING

12 NHTSA complaints · 2014-10 → 2024-09

“THE MULTIFUNCTION SWITCH MALFUNCTIONS. IN SWITCHING FROM LOW BEAM TO HIGH BEAM THE HEADLIGHTS DO NOT SWITCH AND EVENTUALLY GO OUT COMPLETELY”
— Owner report, NHTSA ODI #11051171
“WHILE DRIVING ON INTERSTATE 78 AT 60 MPH I ATTEMPTED TO SWITCH FROM LOW BEAM TO HIGH BEAM. ASI DID THAT, I LOST ALL LIGHTS”
— Owner report, NHTSA ODI #10661467

Read all complaints on NHTSA →

ABS and traction control warning lights with grinding noise

POWER TRAIN

11 NHTSA complaints · 2014-10 → 2019-12

“AT 89,000MILES, THE LIGHTS APPEAR AND THE CAR MAKES A GRINDING NOISE WHEN I TAKE OFF OR TURN SHARPELY”
— Owner report, NHTSA ODI #10927015
“ABS/TRACTION CONTROL.WHEN ABS AND TRACTION CONTROL LIGHTS COME ON MAKES GRINDING NOISE /BRAKES GRAB HAS BECOME DANGEROUS TO HAVE ON THE ROAD”
— Owner report, NHTSA ODI #11287638

Read all complaints on NHTSA →

Ignition switch stalling and recall 14V400 repairs

ELECTRICAL SYSTEM

49 NHTSA complaints · 2014-10 → 2019-10

“THE CONTACT STATED THAT WHILE DRIVING 35 MPH, THE VEHICLE STALLED AND THE STEERING WHEEL SEIZED CAUSING THE CONTACT TO CRASH”
— Owner report, NHTSA ODI #10654488
“THE CONTACT STATED THAT AFTER THE VEHICLE WAS SERVICED UNDER NHTSA CAMPAIGN NUMBER: 14V400000 (ELECTRICAL SYSTEM), THE IGNITION KEY FAILED TO TURN TO THE ON POSITION AND THE VEHICLE FAILED TO RESTART”
— Owner report, NHTSA ODI #10694938
“THE CONTACT STATED THAT A MONTH AFTER THE VEHICLE BEING SERVICED UNDER NHTSA CAMPAIGN NUMBER: 14V400000 (ELECTRICAL SYSTEM), THE VEHICLE STALLED WITHOUT WARNING AT ANY SPEED”
— Owner report, NHTSA ODI #10778033

Read all complaints on NHTSA →

Engine oil leaks, fires and recall 15V701 parts delays

ENGINE

48 NHTSA complaints · 2015-02 → 2020-08

“THE CONTACT STATED THAT THE ENGINE VALVE COVER GASKET FAILED CAUSING THE ENGINE OIL SPILL ON THE MANIFOLD AND EMITTED SMOKE”
— Owner report, NHTSA ODI #10851854
“THE CONTACT STATED THAT THE ENGINE GASKET FAILED AND CAUSED ENGINE OIL TO LEAK ONTO THE RADIATIOR”
— Owner report, NHTSA ODI #10860682
“2003 CHEVROLET IMPALA. CONSUMER WRITES IN REGARDS TO NOT PARTS AVAILABLE TO REPAIR ENGINE OIL LEAK RESULTING IN ENGINE COMPARTMENT FIRE RECALL NOTICE”
— Owner report, NHTSA ODI #10838372

Read all complaints on NHTSA →

Air bags deploying without a crash or not deploying in one

AIR BAGS

9 NHTSA complaints · 2015-02 → 2019-10

“THE CONTACT OWNED A 2003 CHEVROLET IMPALA. WHILE DRIVING APPROXIMATELY 30 MPH, BOTH FRONTAL AIR BAGS DEPLOYED AT THE SAME TIME”
— Owner report, NHTSA ODI #10927368
“DRIVING ON THE FREEWAY AT NIGHT NO TRAFFIC. MY AIRBAGS DEPLOY DESTROYING THE INSIDE OF MY CAR. NO CRASH TOOK PLACE”
— Owner report, NHTSA ODI #10926554
“I WAS IN AN ACCIDENT WHERE THE CAR WAS A TOTAL LOSS AND THE AIRBAGS NEVER DEPLOYED”
— Owner report, NHTSA ODI #10885189

Read all complaints on NHTSA →

Issues on other model years

Source: NHTSA Office of Defects Investigation (ODI). Complaint data refreshed Sep 20, 2026. Investigation data refreshed Sep 20, 2026.

We display NHTSA's record with attribution; we don't editorialize on what these complaints mean for any specific vehicle.

Raw data + downloads for this vehicle →

Essential maintenance

Critical for safety and preventing major damage

Engine Oil & Filter (per Oil Life System)

Every 7,500 mi

Change oil when the Oil Life System reaches 0% or every 12 months — whichever comes first. dexos1-approved synthetic oil required on all gas engines since 2011.

Estimated cost — typical U.S. ranges

Dealer

~$120–$160

Shop

~$85–$115

DIY

~$25–$55

Full synthetic costs more than conventional. 5-quart 0W-20 + filter is the typical bill.

Tire Rotation

Every 7,500 mi

Rotate tires every 7,500 miles. Silverado 4x4 and Tahoe owners benefit from earlier rotations to even out drivetrain wear.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Often free at the shop where you bought the tires — worth asking before paying.

Brake Inspection

Every 7,500 mi

Inspect brake pads, rotors, and parking brake at each tire rotation. Equinox and Malibu front pads typically last 40,000-50,000 miles.

Estimated cost — typical U.S. ranges

Dealer

~$85

Shop

~$60

DIY

Free

Most shops do this free as a courtesy with any service. Don't pay separately if you can avoid it.

Brake Fluid

Every 45,000 mi

GM specifies brake fluid replacement based on contamination testing. Test every 30,000 miles; replace if moisture content exceeds 3% or fluid appears dark.

Estimated cost — typical U.S. ranges

Dealer

~$180–$200

Shop

~$125–$140

DIY

~$10–$25

DOT 3 or 4 — match the cap. Vacuum bleeders make this a one-person DIY.

Important maintenance

Keeps your vehicle running smoothly and efficiently

Engine Air Filter

Every 45,000 mi

GM long-life cellulose air filters are rated 45,000 miles. Direct-injection engines are sensitive to airflow restriction; inspect at every oil change.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

5-minute job on most cars; the airbox lid usually has clips, no tools needed.

Automatic Transmission Fluid

Every 45,000 mi

Severe service (heavy towing, frequent stop-and-go, dusty conditions): replace every 45,000 miles. Normal service: 97,500 miles. Use Dexron-VI on 6L80/8L90 transmissions.

Estimated cost — typical U.S. ranges

Dealer

~$330–$500

Shop

~$235–$355

DIY

~$60–$180

Some sealed transmissions have no dipstick — fill is precise and best left to a shop. Many drivers can still DIY drain-and-fill.

Transfer Case Fluid (4WD)

Every 45,000 mi

On 4WD models, replace transfer case fluid every 45,000 miles — sooner if towing or off-roading. Use GM Auto-Trak II fluid.

Estimated cost — typical U.S. ranges

Dealer

~$105–$140

Shop

~$75–$100

DIY

~$15–$40

AWD/4WD vehicles only. Easy drain-and-fill on most platforms.

Spark Plugs

Every 100,000 mi

GM iridium spark plugs are rated 100,000 miles on most LS and LT engines. The 5.3L V8 in Silverado 1500 commonly fouls plugs early under heavy idling.

Estimated cost — typical U.S. ranges

Dealer

~$285–$390

Shop

~$200–$275

DIY

~$25–$100

Iridium plugs cost more but last 100k+ miles. V6/V8 access varies wildly — some are tough.

Dex-Cool Engine Coolant

Every 50,000 mi

GM Dex-Cool (orange): first change at 150,000 miles or 5 years, then every 50,000 miles. Mixing with green coolant creates a sludge that destroys the cooling system.

Estimated cost — typical U.S. ranges

Dealer

~$285–$330

Shop

~$200–$235

DIY

~$25–$60

Use the manufacturer-specified coolant — wrong color/chemistry can damage the cooling system.

Rear Differential Fluid

Every 50,000 mi

Silverado and Tahoe: replace rear axle fluid every 50,000 miles, or 25,000 miles if towing. Limited-slip differentials require GM friction-modifier additive.

Estimated cost — typical U.S. ranges

Dealer

~$150–$195

Shop

~$105–$135

DIY

~$20–$50

Drain plug + fill plug — straightforward DIY. AWD vehicles have two; budget for both.

Recommended maintenance

Extends the life of your vehicle and improves comfort

Cabin Air Filter

Every 22,500 mi

Replace the cabin air filter every 22,500 miles. Silverado and Tahoe owners in dusty climates should replace earlier.

Estimated cost — typical U.S. ranges

Dealer

~$60–$95

Shop

~$45–$70

DIY

~$15–$40

Usually behind the glovebox. Shops charge labor for a 10-minute job — easy DIY win.

Fatal crash history & reported problems

Occupant deaths in fatal crashes (FARS)

534 crashes 1990–2024

How the 534 occupant deaths break down

387

driver deaths

147

passenger deaths

534

occupant deaths

Crash years covered: 1990–2024 This model year first appears in 2002 crashes. Older models have had more years on the road to appear in these crashes, so a higher count here does not by itself mean a vehicle is less safe.

FARS counts every occupant death in a fatal crash, whatever the cause — it does not mean the vehicle was at fault or defective. Counts are not adjusted for how many of each vehicle are on the road. How to read this number

FARS 2024 data is an annual report file. NHTSA revises these records when the final file is published, so this count can change.

Why we show driver deaths too

Every vehicle has exactly one driver seat, so driver deaths line up fairly when you compare one model to another. Occupant deaths include passengers, so a three row SUV can show a higher number than a two seat car simply because it carries more people.

Both figures are plain counts, not rates. A rate would need to know how many of each vehicle are on the road, and that registration data is not public, so we do not publish rates or scores of any kind.

IIHS publishes driver death rates using this same driver only idea, paired with a registered vehicle years denominator we do not have. Their rates and these counts answer different questions, so do not read either number here as a safety rating.

Owner-reported problem signals

Separate from the federal fatality data above: complaints owners filed with NHTSA about this year and model. These are reports of problems, unverified, and are counted here only as signals.

33

complaints mentioning a crash

32

complaints mentioning a fire

Reviewed known issues for this vehicle

Typical U.S. ranges. Actual quotes vary by shop, parts choice, and vehicle condition.

How we estimate: Dealer = OEM parts × 1.4 + labor × $165/hr. Shop = parts + labor × $115/hr. DIY = parts only.

This maintenance schedule for the 2003 Chevrolet Impala reflects Chevrolet's published service intervals and the Oil Life System system. Your actual service needs may vary based on driving conditions, climate, and vehicle usage. Always consult your owner's manual for model-specific recommendations.

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