FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
:
Car repair manuals for everyone.
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Saturn
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2003
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LW300 V6-3.0L VIN R
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Repair and Diagnosis
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Powertrain Management
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Relays and Modules - Powertrain Management
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Relays and Modules - Computers and Control Systems
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Body Control Module
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Description and Operation
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Body Control Module Functions
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Keyless Entry Transmitter
Keyless Entry Transmitter
The
BCM
will set DTC B3109 - Keyless Entry Transmitter Low Battery when the transmitter battery voltage is below
2.5 volts
. Nominal transmitter battery voltage is
3.0 volts
.