Two problems related to wiring have been reported for the 2007 Chevrolet Impala. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2007 Chevrolet Impala based on all problems reported for the 2007 Impala.
Air bag inoperative light on instrument panel illuminated while driving. Took to dealership and after investigation found the wiring harness associated with (pig-tail) was broken and chafed from interfacing with car frame during normal operation of the vehicle. Car has never been in any type of incident . Vehicle has 58,025 orig miles the car is operated on. City and highway paved roads.
The rear window defogger failed to operate and a burning smell was detected by passengers. It was discovered that an electrical connector that routes the power to the rear window defogger has a defective design and overheats and burns due to improperly sized connector pins in wiring harness connector located near the passenger kick panel. The problem is also documented in a number of sites on the internet including youtube where a video of the exact failure was found to be the identical failure as in our Impala. . Read more...