Dead battery due to faulty climate control module or incorrect battery on Porsche 911

Problem Description and Possible Solution
Using the wrong battery or the failure of a climate control module may cause a chronic dead battery after the vehicle has not been used for a while.
Problem Data
RepairPal Verified
Average mileage: (–)
9 model years affected: 1990, 1991, 1992, 1993, more1994, 1995, 1996, 1997, 1998
9 people reported this problem