Originally Posted by billgti
i know the ac compressor adds extra load and can therefore cause slight vibrations but what happens with my car is that there's a sharp jolt every 10 seconds or so...so much so that it actually jolts the car forward if i don't have my foot firmly on the brake pedal.
You would think that would more likely be related to the transmission. Odd. Maybe your compressor is running incredibly inefficiently and your engine has to overcompensate?