Why when i reach 50 mph my car seems to shake but once i reach 60 it stop?

Why when i reach 50 mph my car seems to shake but once i reach 60 it stop? 1 Answer

Car starts jumping like when I reach.40 mph. 2 Answers

1993 bonneville when I reach 40mph my car starts jumping like its gonna stall out I let off gas and ease back on it's fine till I reach the speed of 40 exhaust also smells real strong gas

my car shakes when I drive it over 55 mils an hr why? 1 Answer

it pulls to the right really bad but it isn't a stedy shake it let's up for just a split sec. But if I go faster than 70 it feels like the wheel will fall off and it bounchs me almoste out of my set. ...

My car has the phantom ghost in it. It has a hard start every time. I have to give it gas before it starts. I turn the key it just sputters. Once its cranked it runs and idles perfectly. 1 Answer

I have replaced the... Spark plugs Wires Fuel pump Mass air flow sensor Fuel pressure regulator Fuel filter Crankshaft position sensor No traces of gas leaks in gas line. Fuel line just wont hold pres...

my car will not start when I give it gas, can you tell me what the problem make be 1 Answer

when I give my car gas it cut off, what do you think the problem might be