Chevrolet Impala owners have reported 4 problems related to software (under the electrical system category). The most recently reported issues are listed below. Also please check out the statistics and reliability analysis of Chevrolet Impala based on all problems reported for the Impala.
I had noticed the epb light coming on intermittently, far more often than every 50 key cycles, and began experiencing a significant decrease in acceleration, poor braking, brake dust buildup, uneven tire wear, bogging down when the vehicle would shift and when accelerating out of a slowdown and/or turn. I would also constantly smell brake dust and tire rubber and felt my brakes would become extremely hot to the touch after short trips. I observed the outer rear brake pads through the caliper and there seemed to be decent pad left. However I took my vehicle to the dealership many times and was told every time that there was no need to replace the pads. I was never notified of any software flashes to correct any known or unknown issues, and was once told that my brakes needed to be bled and after having the dealership service them was told the issue should be corrected. I had friends and family with automotive backgrounds look at my brakes and tell me there seemed to be no visible issues. I finally decided to have a look myself one day. After hoisting the vehicle up, removing the rear tire and inspecting the caliper and pads, I realized that the epb had actually heat/rust-welded itself to the inner brake pad which was completely worn with no pad whatsoever. The epb was actually unable to retract, even though the light was off, because the metal plate on the back of the pad had been fused to the epb. I had taken it back to the dealer who refused to look at it again, and was inevitably tasked with correcting the issue myself. I have spent hundreds of dollars on new pads, rotors, caliper pins, grease, tires, etc. Because of the persisting issue. When I searched my vehicle by VIN it told me there were no recalls, but after searching by year/make/model I finally found the recall involving the epb causing drag after failing to retract. This issue continues today.
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The contact owns a 2006 Chevrolet Impala. The contact stated that while reversing at approximately 10 mph, the engine stalled without warning. The vehicle restarted and resumed normally. The failure recurred numerous times. The failure occurred the same day the vehicle was serviced under NHTSA campaign number: 14v355000 (electrical system). The contact had not experienced the failure prior to the recall repair. The vehicle was taken back to dealer where the computer software was updated however, the failure persisted. The manufacturer was notified of the failure. The approximate failure mileage was 156,446.
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all problems of the 2006 Chevrolet Impala
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Three time in the last 30 days my 2004 Impala failed to start because of security system problem,I have been advised by mechanic ,this is a very costly repair. . It is said to be one of the modules in the system, I see many other people are having the same problem and g m does nothing. When will someone pressure them into recall on this problem.
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all problems of the 2004 Chevrolet Impala
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The 2006 Impala since the day we purchased it has a high pitch ear piercing loud noise that comes mainly from the drivers side speaker and last about 23 minutes. Turning the directional on either way will make the noise cut off. Our vehicle has been to the dealer 5 times now and they are unable to remedy or know what it is??? we have asked since day one for gm to replace the vehicle. Several items have been replaced on our new vehicle and we feel we have a "lemon". Gm refuses to answer us and do anything about this defective vehicle. The seat belt kit has been replaced and updated software to the radio as well. There is rust underneath the vehicle as well. All these issues were seen by us and the service dept 2 days after purchasing the vehicle. We need help!!!!! we feel the sound we are hearing is some type of electrical warning or defect. The turn signal being connected to the problem indicates such. We have the noise on tape and got a gm service supervisor to witness the technical issue happening (6-10-06), the vehicle then went in for the 5 time and they replaced the amplifier. The noise came back the next day 6-18-06, that we drove it. It has been in 5 times now since the day we bought it 4-15-06 and we have had nothing but problems with it.