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Vehicle speed controlPart report

2003 Chevrolet Impala Vehicle speed control Problems

Complaints
23about this part
Share
3%of 695 total for the year
Median mileage
97,673miles
Trend
StableComplaints filed in the last 3 full calendar years are within 25% of the 3 years before.

NHTSA recorded 23 complaints about the vehicle speed control of the 2003 Chevrolet Impala, 3% of the 695 complaints for this model year. Where a mileage was given, the median is 97,673 miles. 3 of these say a crash was involved, according to the filers.

Example complaints

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

“Abs, traction, and break lights come on........ Then when I push on the gas paddle its often like the brakes want to lock up , with a scrubbing sound.... Also when I push the break paddle down it often makes a sound and the break paddle feels like it comes back up with the break still down,.........but then when I drive like 20-25 miles the lights go off and hardly come on until I stop again”

NHTSA complaint #10925752, filed 2016-11, 150,000 miles

“There are 3 recalls I have found that possibly are effecting my 2003 Impala but because my specific VIN # doesn't fall under any of these GM is refusing to fix these problems. 1)the body control module needs to be reset. Apparently when it goes out the cruise control disengages.....and my cruise control light is on but won't engage. Plus my mechanic says the body control module also is what is could be causing my heater fan to not work nor my information display to work. …”

NHTSA complaint #10682436, filed 2015-02, 150,000 miles

“I was driving on the back roads at the speed limit of 55mph when the car started to jerk violently. I didn't know what was going on so I let off the gas and hit the brakes a little. I was able to come to a stop safely, but the jerking was dangerous as it propelled me into the oncoming traffic when I was on a curve. I don't feel safe driving the car now. The car shows no codes and no warning signals. I think it has something to do with the transmission, but I am not sure. …”

NHTSA complaint #10568946, filed 2014-03, 88,000 miles

“I was traveling on a 2 lane road. A truck pulling an enclosed trailer was in front of me turned on his right blinker and began to brake to make the turn. I was traveling 77 MPH, so I moved to the oncoming traffic lane (the left lane) in order to pass the truck. At the last second the truck swerved into the left lane in order to make a wide turn. I abruptly jerked the steering wheel right to avoid collision with the truck, but the vehicle seemed to lose power steering as well as power brakes. …”

NHTSA complaint #10689812, filed 2015-02, 197,000 miles

“When on the highway doing approx. 65 MPH with my cruise control on, all of sudden the cruise control dropped out and vehicle slowed down dramatically.. Also the heat and AC would not work at all. These conditions continued intermittently. When we went to my mechanic he had an ignition switch waiting, he knew of the problem before we arrived. As soon as he touched the ignition switch the engine shut off. Since we had the switch replaced we have had no problems. This sounds like a similar problem as the recall. Thank you”

NHTSA complaint #10578162, filed 2014-04, 65,500 miles

Vehicle speed control: other model years

YearComplaintsShare of year
201823%
201711%
201644%
201583%
2014315%
2013207%
2012156%
20116914%
20104711%
200913016%
20089211%
2007417%
2006418%
2005244%
2004414%
2003233%
2002152%
2001101%
2000294%
199622%
199512%
1994320%

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
Visibility (wipers, defrost, mirrors)
21 complaints
Body and structure
15 complaints

← All problems reported for the 2003 Chevrolet Impala

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 31, 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