oil pressure

Hey. New to this forum but I have tried looking but I am a bit stumped on what to do next. On my astra H Z16XER (vvt?) I had the red oil light up. So I immediately thought pressure switch. Done a oil change and replaced pressure switch but as of yet red oil light still on and no clue what to do...

Hi guys, had a problem with the air mass sensor so swapped this and van ran fine, this weeks problem is the oil light and stop light staying on at idle, goes off at 1700 rpm. I'm thinking it was shite thin oil and was a low oil pressure warning. So I changed the oil 10w/40 and filter today...

Hi ppl this is my first post so apologies if this is repeated or in the wrong place! i have a 2006 facelift vectra 3.0 cdti v6 184 auto, I have owned this car for about 7 weeks last week after a drive approx 16-20 mile the oil pressure light came on, car temp gauge pointed to 90, light on only...

I need to replace my oil pressure switch. Meriva 2004 ....where is it located ?