How JustAnswer Works:
  • Ask an Expert
    Experts are full of valuable knowledge and are ready to help with any question. Credentials confirmed by a Fortune 500 verification firm.
  • Get a Professional Answer
    Via email, text message, or notification as you wait on our site.
    Ask follow up questions if you need to.
  • 100% Satisfaction Guarantee
    Rate the answer you receive.
Ask Auto Chill Your Own Question
Auto Chill
Auto Chill, Mechanic
Category: Car
Satisfied Customers: 87
Experience:  automotive aircon repairer,car audio,car alarms,cruise controls,
10263073
Type Your Car Question Here...
Auto Chill is online now
A new question is answered every 9 seconds

99 f150: with a 4.2 litre engine it has a whine..belt..it runs fine

Customer Question

i have a 99 f150 with a 4.2 litre engine it has a whine that just wont go away i replaced the serpintine belt and the alt what could the problem be ? it runs fine
Submitted: 9 years ago.
Category: Car
Expert:  Auto Chill replied 9 years ago.

Hi , welcom to justanswer , when you had the belt off , did you spin all the pullies . you have the water pump , A/C compressor , alt , and a couple of idlers.

jeff

Customer: replied 9 years ago.
i did spin all the pullies with no noise i also replaced the auto tensioner
Expert:  Auto Chill replied 9 years ago.
Ok , is the noise any different if your A/C is on or off.
Customer: replied 9 years ago.
i dont know i will get back to you after i check
Customer: replied 9 years ago.
well there is no change in the whine
Expert:  Auto Chill replied 9 years ago.

Ok , the next thing we need to check is the power stering. is the P/S fluid levels good . Dose the noise gte worse as you turn the stering.

let me know.

jeff

Customer: replied 9 years ago.
the fluid levels are good the noise stays the same