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March 29, 2019 Service bulletin

Electrical system: 12v/24v/48v battery

Chevrolet technical service bulletin PIP4869F for 2011-2015 Chevrolet Volt and 2014-2016 Cadillac Elr.

Bulletin number
PIP4869F
Component
Electrical system: 12v/24v/48v battery
Summary
This Preliminary Information communication provides information to the technician about vehicles that display a ?Propulsion Power is Reduced? in the Driver Information Center when driving in the mountains. Dealer should advise the customer the vehicle should be placed in Mountain Mode on the vehicle when the vehicle has a full charge if their travel plans involve mountainous driving before the next charge event.

Owners of these vehicles have filed 223 complaints in the electrical category.

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