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 Daniel Wilson Your Own Question
Daniel Wilson
Daniel Wilson,
Category: Medium and Heavy Trucks
Satisfied Customers: 1634
Experience:  Owner at DJ Wilson
65405794
Type Your Medium and Heavy Trucks Question Here...
Daniel Wilson is online now
A new question is answered every 9 seconds

Got a mxs acert 150000 on overhaul I've had a well kinda

Customer Question

Got a mxs acert 150000 on overhaul I've had a well kinda like a knocking sound from the get go with it take it to caterpillar they tell me acert has that sound Iam used to a 6nz but it drives me nuts sound like it comes from around peanut cover or front of motor area or air compressor louder when on hi idle any idea have had fresh overhaul
Submitted: 11 months ago.
Category: Medium and Heavy Trucks
Expert:  Daniel Wilson replied 11 months ago.

Hi my name is***** will be glad to help. Does the noise seem to be affected when the air compressor cuts in and when it is cut out that possibly the Air compressor is excessively noisy? Does the engine misfire, low power, any fault codes logged, smoke, or excessive blowby from the blowby tube?