Maintenance: Labor Times

	Standard Hours	Manufacturer Warranty Hours	Skill Level	Notes
Service or Charge
Normal Service
7,500 Miles
With Locking Differential	1.1	0.0	C
With Standard Differential	0.8	0.0	C
15,000 Miles	0.8	0.0	C
22,500, Miles	0.8	0.0	C
30,000 Miles	3.1	0.0	B
37,500 Miles	0.8	0.0	C
45,000 Miles	0.8	0.0	C
50,000 Miles
Over 8,600 lbs. GVWR
With Automatic Transmission.
With 4L60-E / 4L65-E Transmission.
With Skid Plate	1.4	0.0	C
Without Skid Plate	1.0	0.0	C
With 4L80-E / 4L85-E Transmission.
With Skid Plate	1.2	0.0	C
Without Skid Plate	0.8	0.0	C
With Manual Transmission.
No service required.
Under 8,600 lbs. GVWR
No service required.
52,500 Miles	0.8	0.0	C
60,000 Miles	3.2	0.0	B
67,500 Miles	0.8	0.0	C
75,000 Miles	0.8	0.0	C
82,500 Miles	0.8	0.0	C
90,000 Miles	3.1	0.0	B
97,500 Miles	0.8	0.0	C
100,000 Miles
With Automatic Transmission.
With Skid Plate	2.8	0.0	B
Without Skid Plate	2.4	0.0	B
With Manual Transmission.	1.6	0.0	B
150,000 Miles
Vehicles Over 8,600 lbs. GVWR.
With Automatic Transmission.
With Skid Plate	2.4	0.0	C
Without Skid Plate	2.0	0.0	C
With Manual Transmission.	1.5	0.0	C
Vehicles Under 8,600 lbs. GVWR.	1.5	0.0	C
Severe Service
3,000 Miles
With Locking Differential	0.9	0.0	C
With Standard Differential	0.6	0.0	C
6,000 Miles	0.8	0.0	C
9,000 Miles	0.6	0.0	C
12,000 Miles	0.8	0.0	C
15,000 Miles	2.8	0.0	C
18,000 Miles	0.8	0.0	C
21,000 Miles	0.6	0.0	C
24,000 Miles	0.8	0.0	C
27,000 Miles	0.6	0.0	C
30,000 Miles	3.5	0.0	C
33,000 Miles	0.6	0.0	C
36,000 Miles	0.8	0.0	C
39,000 Miles	0.6	0.0	C
42,000 Miles	0.8	0.0	C
45,000 Miles	2.8	0.0	C
48,000 Miles	0.8	0.0	C
50,000 Miles
With Automatic Transmission.
With 4L60-E / 4L65-E Transmission.
With Skid Plate	1.4	0.0	C
Without Skid Plate	1.0	0.0	C
With 4L80-E / 4L85-E Transmission.
With Skid Plate	1.2	0.0	C
Without Skid Plate	0.8	0.0	C
With Manual Transmission.
No service required.
51,000 Miles	0.6	0.0	C
54,000 Miles	0.8	0.0	C
57,000 Miles	0.6	0.0	C
60,000 Miles	3.6	0.0	C
63,000 Miles	0.6	0.0	C
66,000 Miles	0.8	0.0	C
69,000 Miles	0.6	0.0	C
72,000 Miles	0.8	0.0	C
75,000 Miles	2.8	0.0	B
78,000 Miles	0.8	0.0	C
81,000 Miles	0.6	0.0	C
84,000 Miles	0.8	0.0	C
87,000 Miles	0.6	0.0	C
90,000 Miles	3.5	0.0	B
93,000 Miles	0.6	0.0	C
96,000 Miles	0.8	0.0	C
99,000 Miles	0.6	0.0	C
100,000 Miles
With Automatic Transmission.
With Skid Plate	2.8	0.0	B
Without Skid Plate	2.4	0.0	B
With Manual Transmission.	1.6	0.0	B
150,000 Miles
With Automatic Transmission.
With 4L60-E / 4L65-E Transmission.
With Skid Plate	2.6	0.0	C
Without Skid Plate	2.2	0.0	C
With 4L80-E / 4L85-E Transmission.
With Skid Plate	2.4	0.0	C
Without Skid Plate	2.0	0.0	C
With Manual Transmission.	1.5	0.0	C