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.
2010 Chevrolet Colorado 4WD V8-5.3LFACTORY OEM SERVICE PROCEDURE
Manual Transmission/Transaxle: Locations
Disassembled Views
Transmission Cases
1 - Input Shaft Seal
2 - Transmission Front Case
6 - Rear Bushing
7 - Transmission Intermediate Case
10 - 4WD Extension Housing
12 - RWD Extension Housing
20 - RWD Output Shaft Seal
21 - 4WD Output Shaft Seal
23 - Extension Housing Stud
24 - Extension Housing Bolt
24 - Extension Housing Bolt
25 - Oil Drain Plug
26 - Oil Drain Plug Gasket
27 - Oil Fill Plug
28 - Oil Fill Plug Gasket
30 - Front Bearing Retainer
31 - Front Bearing Retainer Bolt
35 - Rear Bearing Retainer
36 - Rear Bearing Retainer Bolt
40 - Oil Baffle Bolt to Shift Shaft
41 - Oil Baffle Bolt to Intermediate Case
42 - Oil Baffle
43 - Oil Receiver
44 - Oil Trough Bolt, RWD Only
45 - Oil Trough, RWD Only
50 - Clutch Housing
51 - Clutch Housing Bolt
52 - Clutch Housing Bolt with Sealer
63 - Shift Shaft Bushing Large Plug
64 - Shift Shaft Bushing Small Plug
65 - Shift Rail Plug
70 - Intermediate Case Rear Location Pin
71 - Intermediate Case Front Location Pin
72 - Case Location Pin
80 - Chip Collector Magnet
91 - Reverse Control Lever Restrictor
92 - Reverse Control Lever Restrictor Pin
93 - Reverse Control Lever Restrictor Pin Plug
295 - Front Case Shift Shaft Bushing
296 - Intermediate Case Shift Shaft Bushing
297 - Extension Housing Shift Shaft Bushing
300 - Vehicle Speed Sensor (VSS), RWD Only
301 - VSS O-Ring Seal, RWD Only
310 - Backup Lamp Switch
312 - Bracket Bolt
313 - Wiring Harness Bracket
315 - Extension Lower Bracket
316 - Extension Upper Bracket
520 - Shift Control Lever Assembly
521 - Control Lever Housing Bolt
522 - Shift Control Housing Gasket
523 - Shift Control Housing Location Pin
Drain Plug Location:
Fill Plug Location:
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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