after driving for like 2 hours total but with breaks between for about 2 hours then going up a hill bout a 7 prcent grade for 2 miles the engine sounds like ur goin like 70 mph but ur only goin 50-55 what are causes of that and what can i do to fix it
engine seems to loose power going uphill on 2000 Chevrolet Impala
not much to go on here. my gut says you are having transmission failure at that time. i would have a trans shop check it for you to verify.