Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2008 Hummer H3 L5-3.7LFACTORY OEM SERVICE PROCEDURE
Front Drive Axle
Front Drive Axle Disassembled Views
Front Drive Axle Disassembled Views:
1 - Nut - Pinion
2 - Washer - Pinion
3 - Flange Assembly - Pinion
4 - Seal Assembly - Pinion
5 - Bearing Assembly - Pinion Tail
6 - Carrier Assembly
7 - Connector - Vent
8 - Bolt - Bracket to Support
9 - Bushing - Mounting
10 - Bracket - Mounting
11 - Seal Assembly - Shaft
12 - Bearing Assembly - Shaft
13 - Housing - Support
14 - Pin - Locating
15 - Gasket - Tube to Support
16 - Washer - Thrust
17 - Bearing Assembly - Shaft
18 - Connector - Shaft
19 - Bearing Assembly - Shaft
20 - Washer - Thrust
21 - Shaft - Output
22 - Tube
23 - Bolt - Tube to Support
24 - Bolt - Tube to Carrier Assembly
25 - Gasket - Tube to Carrier Assembly
26 - Gasket - Cover Pan
27 - Cover Assembly - Pan
28 - Washer - Fill Plug
29 - Plug - Fill
30 - Bolt - Cover Pan
31 - Spacer - Pinion Bearing
32 - Bearing Assembly - Pinion Head
33 - Shim - Pinion Bearing
34 - Ring and Pinion Gear
35 - Screw - Differential Case Cross Pin
36 - Washer - Differential Side Gear Thrust
37 - Gear - Differential Case
38 - Pin - Differential Cross
39 - Gear - Differential Pinion
40 - Washer - Differential Pinion Gear Thrust
41 - Gear - Differential Side
42 - Washer - Differential Side Gear Thrust
43 - Gear - Differential Pinion
44 - Washer - Differential Pinion Gear Thrust
45 - Bolt - Differential Carrier Bearing Cap
46 - Cap - Differential Carrier Bearing
47 - Bolt - Ring Gear
48 - Shim - Differential Bearing
49 - Bearing Assembly - Differential Case
50 - Case - Differential
51 - Bearing Assembly - Differential Case
52 - Shim - Differential Bearing
53 - Plug Assembly - Drain
54 - Bushing - Mounting
55 - Bolt - Mounting Bracket
56 - Bracket - Mounting
57 - Seal Assembly - Shaft
58 - Bearing Assembly - Shaft
Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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