Other information:
Preliminary Inspection
Visually inspect the housing, seals, and pinion flange for obvious signs of mechanical damage.
If an obvious cause for an observed or reported concern is
found, correct the cause (if possible) before proceeding to the next
step
If the cause is not visually evident, verify the symptom and REFER to Symptom Chart: NVH.
Symptom Chart(s)
Diagnosti..
Special Tool(s)
3-Way HD Antifreeze Coolant Test Kit328-2050-62291 or equivalent
Coolant/Battery RefractometerROB75240 or equivalent
Pressure TesterSTN12270 or equivalent
UView Combustion Leak TesterUVU560000-R
NOTICE:
Use the correct coolant. Do not mix coolant types. Mixing
coolant types may degrade the coolant corrosion prot..