A customer wanted the ABS checked because of tire chirp noise ...

[piesebel]

A customer wanted the ABS checked because of tire chirp noise during hard braking. Technician A says that the speed sensors may be defective. Technician B says that tire chirp is normal during an ABS stop on dry pavement. Which technician is correct?
 
  A) Technician A only B) Technician B only C) Both technicians D) Neither technician

Question 2

A restricted exhaust system will cause manifold vacuum to ________as pressure in the exhaust system ________.
 
  A) Decrease; increases B) Increase; increases
  C) Decrease; Decreases D) None of these are correct

[brbarasa]

Answer to Question 1

B

Answer to Question 2

A