Top 10 check-engine-light car repairs
No. 7 car repair: Incorrect or improperly installed aftermarket car alarm
Average repair cost: $97.90
Problems with aftermarket car alarm systems are on the rise, with this problem jumping from No. 10 in last year's report to the No. 7 spot. Problems occur when an incorrect part is installed or plugged into the wrong place, causing damage to the car's original equipment.
Costs for these repairs are up 19.1 percent per repair due to the increases in labor rates.