motor oil
i have a 1999 Pontiac Grand Prix SE with the 3100 motor that has 137xxx miles on it and it calls for 10W-30 but the place that did the oil change put in 5W-30 oil in it. will this effect the car in any bad way?
i have a 1999 Pontiac Grand Prix SE with the 3100 motor that has 137xxx miles on it and it calls for 10W-30 but the place that did the oil change put in 5W-30 oil in it. will this effect the car in any bad way?
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