$700 Mercury Mountaineer Drains Battery over Several Days. Defective GEM Module not going to sleep
NorCal715
Apr 3, 2025 04:12
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My $700 Mercury Mountaineer drains the battery if it sits for more than a few (5-10) days. I found that the GEM (Generic Electronic Module) was not going to sleep. I pulled one from the junkyard and it go's to sleep in 45 minutes exactly. GEM for the win!
Science & Technology
#Ford Explorer
#Mercury Mountaineer
#1998
#1999
#2000
#dead battery
#drains battery
#GEM
#Module
#generic electronic module