Ouch....that stuff needs to be flushed out.

Typically it self bleeds with use. Make sure it's not low.

Shimmy in the 60-75 range is a classic wheel balance symptom for these cars, and it is usually more pronounced when letting off the throttle. Easiest way to test is swap the front tires to the rear and vice-versa, or just take them in for balancing (e.g. if you have free balancing with your tire pur...

What is the code? There are lots of thing that can cause O2 and catalytic efficiency codes when the O2 and catalytic converter are in working order. Wizechatmgr outlined them, something messing up the fuel/air ratio or preventing fuel from burning efficiently. 1st o2 sensor(upstream) can't throw ca...

Cheap copper ones single prong NGK or BOSCH properly gapped...or original triple prong Volvo plugs.

Cap & rotor must be Bosch.

Goupil wrote: ↑10 Apr 2019, 15:34 Painted the grille black and did a german inspired mod (it's just tape so I can take it off easily)

Haha I like it! BMW-style!

It is defiantly the service light, It does exactly what yours does, But it just started doing it. The car runs fine. I will leave my OBD reader in and use my 850 OBDII reader app and see if can pick it up. " Dome light" thats funny ! Someone reset it 7500 miles ago (?) and now its perform...

This app works wonders with our cars :
https://play.google.com/store/apps/deta ... bdii&hl=en
You can reset the Service Light and even set the amount of km/miles between the reminding function.

Start with looking for vacuum leaks.

yanga001 wrote: ↑18 Aug 2021, 16:16 Looking at adding a digital fuel readout via measuring the voltage signals at the fuel filters

I read that new Volvo's no longer have actual oil dipsticks. Oil level all monitored by sensor.
Thanks but no thanks. Some things seem to work best mechanically, like toilets.