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EquipmentPart report

2003 Chevrolet Impala Equipment Problems

Complaints
9about this part
Share
1%of 695 total for the year
Median mileage
105,000miles
Trend
Not enough dataFewer than 15 complaints, too few for a reliable trend.

NHTSA recorded 9 complaints about the equipment of the 2003 Chevrolet Impala, 1% of the 695 complaints for this model year. Where a mileage was given, the median is 105,000 miles. 1 of these say a crash was involved, according to the filers.

Fewer than 15 complaints name this part, so treat the figures as a rough indication only.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“My wife was traveling when she went to pass a turning vehicle pulling a trailer and when she did so the vehicle engine stalled power steering and brakes didn't work causing her to hit the rear of the trailer went into the ditch where the car rolled onto the roof. The airbags did not deploy and the ignition was the cause of the car stalling. We received a recall notice from GM a week after the accident. We still have been getting recall notices for the vehicle. Gm refuses any liability in the crash.”

NHTSA complaint #10914381, filed 2016-10, 178,000 miles

“During our vacation about 200 miles from our home, without warning, our 2003 Impala ls with 114k miles started running very badly. After going to several repair shop and 8 hours later rodney's muffler in meridian, mississippi replaced the catalytic converter for a very reasonable price and we haven't had any problems with it yet. I have heard that there is an extended warranty on emission parts and wonder if this should have been covered.”

NHTSA complaint #10232337, filed 2008-06, 114,000 miles

“I have a 2003 Chevrolet Impala with a 3.8 liter v-6. The car radio quit working and I had to pull out the fuse because it was sending strange error messages to the body control module. Now the bcm is having even more problems. The car turned itself of then back on while I was driving down the road. I pulled over and shut the car off. Then it would not start again. I pulled the fuse for the bcm an the car started and I made it home. What in the world did general motors do to these cars. I have been reading numerous horror stories about their cars. …”

NHTSA complaint #10282226, filed 2009-08, 129,057 miles

“2003 chevy Impala will not start. The dealership states it is a bcm problem. The remote installed on the car fob does not work and has never worked. Doors will not lock and the trunk will spring open when traveling down the road. Since the doors and trunk do not lock, there is no security on this vehicle. And again the car will not start. I have replaced the battery and alternator and the car still does not start.”

NHTSA complaint #10342548, filed 2010-07, 105,000 miles

“2003 chevy Impala with 61,000 miles had transmission rebuilt, replace radiator, heater core, water pump and intake manifold all due to dexcool dumping into all the above from radiator called chervolet and dexcool manufacture they blamed one another for the problem, neither did anything about. Resulting in $2293.87 worth of repairs and not to mention no vehicle for over 3 weeks does not include price of rental for a week or so and time off for running vehicle to repair shops.”

NHTSA complaint #10239256, filed 2008-08, 61,437 miles

Related service bulletins

Equipment: other model years

YearComplaintsShare of year
201461%
201310%
201141%
201041%
200940%
2008111%
2007122%
200692%
200581%
2004131%
200391%
2002213%
2001172%
2000172%
199512%

Other parts of the 2003 Chevrolet Impala

Electrical system
264 complaints
Exterior lighting
103 complaints
Engine
88 complaints
Engine cooling
80 complaints
Brakes
76 complaints
Other or unknown
41 complaints
Air bags
39 complaints
Steering
30 complaints
Transmission and drivetrain
30 complaints
Fuel system
26 complaints
Vehicle speed control
23 complaints
Visibility (wipers, defrost, mirrors)
21 complaints

← All problems reported for the 2003 Chevrolet Impala

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology