Below is a list of light bulb types used in 2011- VAUXHALL COMBO lighting system, covering van/MVP vehicles.
Headlight bulb: low beam - H7 / high beam - H1
Parking light bulb: W5W
Fog light bulb: H1
Front indicator/turn signal bulb: PY21W
Daytime running light bulb: P21W
Rear indicator/turn signal bulb: PY21W
Tail light bulb: P21/4W
Brake light bulb: P21W
Back-up light bulb: W16W
Rear fog light bulb: P21/4W
License plate light bulb: W5W
Auxiliary stop light bulb: W5W
Interior light bulb: C10W
Light bulb sizes for other VAUXHALL COMBO generations: COMBO (C) / COMBO (E)