Table 1 shows two common electrical system related problems of the 2007 Mercury Montego. The number one most common problem is related to the electrical system (four problems). The second most common problem is related to the alternator/generator/regulator (one problem).
| Problem Category | Number of Problems |
|---|---|
| Electrical System problems | |
| Alternator/generator/regulator problems |
An electronic device known as the Smart junction box has failed 3 times since new. The first two times it was replaced under the original manufacturer"s warranty. The warranty has expired and it failed again. This part is very expensive costing in excess of $500. Read details...
We have had intermittent electrical issues for several years. The car suddenly looses all electrical power. The battery is completely depleted. Once jump started the car will then operate properly. I have had the alternator replaced once and the car has been checked by mechanics several times, no Read details...