Buick 2013 Regal Owner's Manual page 289

The vehicle may not be equipped
with all of the fuses, relays, and
features shown.
1 Transmission
Control Module
2 Engine Control
Module
3 Not Used
4 Not Used
5 Ignition,
Transmission
Control Module,
Engine Control
Module
6 Windshield Wiper
7 BPIM (eAssist Only)
8 Not Used
9 Fuel Injection,
Ignition System Odd
10 Engine Control
Module
11 Oxygen Sensor
12 Starter
13 Fuel System Control
Module
14 Trunk Release
15 MGU Coolant Pump
(eAssist Only)