Quote:
Originally Posted by TDIvolvo
Go to Volvo, give them your reg, buy the plugs, job done.
Do not attempt to use anything other than Volvo plugs, if you cannot afford Volvo plugs just now, cancel your whole plan to change your plugs until you can.
Your car will run worse on new non-Volvo plugs than it will on the old Volvo plugs!
If a nasty mis, I'd first swap a coil pack and see if the mis moves and I'd almost bet it is the coil pack.
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I will vouch for that after working on them in all states of dis- repair for decades 👍