2003 Chevrolet Impala Chevrolet Impala 2003

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2003 Chevrolet Impala repairs by problem area

Engine (45%)

Transmission and Drivetrain (4%)

Brakes and Traction Control (7%)

Suspension and Steering (21%)

Electrical and Air Conditioning (21%)

Paint, Rust, Leaks, Rattles, and Trim (0%)

Other (3%)

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Chart based on 73 repairs.
See TSBs and recalls for the 2003 Chevrolet Impala.

2003 Chevrolet Impala electrical repair cost distribution

$2500+ (0%)

$1000 - $2499 (0%)

$500 - $999 (13%)

$100 - $499 (60%)

< $100 (27%)

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Chart based on 15 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.

2003 Chevrolet Impala 4dr Sedan

200-horsepower 3.8L V6 4-speed automatic FWD

71080 mi

C $365
Hazard light switch replaced because turn signals working intermittently. 
76260 mi

C $525
Intermittent driver side air bag malfunction diagnosed as a faulty sensor($320). 
233000 mi

US $20
AC needed recharge, but still not functioning at normal level. (Not very cold.) 
64195 mi

C $244
Horn was going off when starting the car. The BCM was found to be at fault, but replacement was expensive. A less costly fix was made to disable the wire from the BCM to the horn relay, making the horn inoperative except from the steering wheel. 
85560 mi

C $460
Replacement of several small light bulbs inside dash components, including radio, HVAC controls and steering wheel cruise control. 
133000 mi

US $85
headlights, driving lights, and no brights, battery drained overnight. 
165580 mi

C $120
Getting harder to start and battery would not hold charge, even after being on a charger overnight. 
210660 mi

C $180
Driver's window would be reluctant to go back up. Had to fiddle with it to get it moving. Replaced driver's window switch. 
89000 mi

US $185
Would not hold charge 

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2003 Chevrolet Impala 4dr Sedan

180-horsepower 3.4L V6 4-speed automatic FWD

111823 mi

US $770
Also replaced serpentine belt and the right headlight bulb. 
119000 mi

US $125
Directionals stopped working intermittently. Found that at times, turning on hazard lights then shutting them off caused the directionals to work. After putting up with this problem for 6 months, the signal lights just stopped working altogether. Shop found faulty hazard light switch was causing the problem. It was replaced, and now the signal lights work 100% 
133300 mi

US $40
Dash lights no longer function at night. Mechanic suspects BCU. Diagnosis and repair costs estimated at $700-$1000. Repair will require that deal re-program unit. Repairs deferred to future. Owner paid for diagnosis only. 
99000 mi

US $40
AC was blowing air but not cooling. Mechanic determined the system needed recharged. First time this has ever been done in the 12 years I've owned the car. AC is nice and cold now. 
99000 mi

US $300
Car wouldn't start - assumed it was 6 yr old battery. Battery WAS dead, but starter also needed replaced. 
55200 mi

US $100
a/c charge not blowing cold 

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See TrueDelta's information for all Chevrolet models.

2003 Chevrolet Impala Electrical Problems

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently 2003 Chevrolet Impala problems occur, check out our car reliability stats.