DIFFERENTIAL SYSTEM PROBLEM SYMPTOMS TABLE

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts an necessary.

Table 1. Differential System
Symptom	Suspected Area	See page
Noise in rear differential	Oil level (Low or wrong grade)	Click here
	Ring gear or driver pinion (Worn or chipped)	Click here Click here Click here
	Backlash adjustment (Defective)	Click here Click here Click here
	Preload adjustment (Defective)	Click here Click here Click here
	Tooth contact between ring gear and drive pinion (Defective)	Click here Click here Click here
	Bearing (Worn)	Click here Click here Click here
Oil leak from rear differential	Oil level (Too high or wrong grade)	Click here
	Side gear shaft oil seal (Worn or damaged)	Click here
	Seal packing (Damaged)	Click here Click here Click here