Quote:
Originally Posted by SunSoaked
GPS method of speed measurement is off. Find a stretch of road where you can drive 1 mile at 60 mph and see if your over or under 1 minute; most highways have mile-markers. Once you've eliminated that variable, just pull the cover and be done with it. An oil change never hurts.
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Thanks, but I doubt that the GPS is off by 12MPH, and knowing my speedo is off I have no way other than GPS to determine that I'm driving 60 mph. The cover will be coming back off this weekend, but ouch the oil and additive are new as of last weekend!