Grand Marquis

Alternator may get too hot and cause premature bearing failure on Mercury Grand Marquis

Problem Description and Possible Solution

The alternator may get too hot, causing premature bearing failure.

Problem Data
RepairPal Verified
Average mileage: 129,000 (129,000–129,000)
2 model years affected: 1998, 2002
2 people reported this problem
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battery dies after driving about an hour