Vauxhall VECTRA Owner's Manual page 295

Electrical system
Battery Voltage
Amp hours
Battery for rad io remote control of
central locking system
Battery for remote control of
auxiliary hea ter/v entilation
12 Volt
55 Ah / 66 Ah 3 / 70 Ah 3 / 72 Ah 3 / 85 Ah 3
CR 20 32
AAA LR 06
293