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Re: Spark knock on '89 Olds Calais 2.5 litre.
Posted to Technical Discussion Forum on 10/2/1999

Thanks for the info. I haven't run into this problem with aftermarket before so this helpful. I'll check with customer later to see if they're satisfied.

It seems sometimes you need to tweek these older cars to keep things going smoothly. You just don't know... Login to read more.