swiftyrs

Astra van 53 plate diesel turbo , ferw probs with electrics
Dash lights dunna wrk , tempremental , think this is the dimmer switch .
Indicators , hazzard lights , rear heated screen / rear wiper dunna wrk , some times wrk wen indicators come back on line after givin dash a good wack .
Is the main fuse board on its way out , or dodgy wire /relay
Any help appreciated
Thanks

trigger-

It's a Vauxhall, there's your answer