Have you tried turning it off and on again.
The Vectra warning light is called the engine management warning light. It tells you that you need to get your Vectra checked by a mechanic.
How do I change the nearside headlight bulb on my Vauxhall Vectra 2007
To reset the low tire pressure warning light on a 2002 Vectra, first ensure that all tires are properly inflated to the recommended pressure. Then, turn the ignition key to the "on" position without starting the engine. Press and hold the tire pressure reset button, usually located near the steering wheel or in the glove compartment, until the warning light blinks and turns off. Finally, start the engine to confirm that the warning light has been reset.
can you change the reflectors on a 2007 vectra
look on the vectra forums
To turn off the airbag warning light on a 2000 Vectra C, first ensure that all airbag connections and sensors are intact and functioning properly. If there are no issues, you can use an OBD-II scanner to reset the airbag system. Alternatively, disconnect the car battery for about 10 minutes, then reconnect it, which may also reset the light. If the warning persists, it’s advisable to consult a professional mechanic for further diagnostics.
To remove the headlight unit from Vauxhall Vectra SRI 1999, first remove the cover and disconnect the wires by pulling outwards. Push each side of the pin outwards until it releases. Then remove the headlight unit.
yes you can but you'll need to cut off the indicator locating bracket
Reset light when replacing headlight
Traction Control. Standard on 2.0 and V6.
remove the air filter box
The engine computer on a 98 Holden Vectra is reset by disconnecting the battery for 30 seconds. This allows the computer to power cycle much like a home PC.