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.
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HOMESERVICE MANUALSCHEVROLET2005TAHOE 4WD V8-5.3L VIN TREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLEDIAGRAMSEXPLODED VIEWS4L80-E/4L85-E AUTOMATIC TRANSMISSIONOIL PUMP ASSEMBLY
2005 Chevrolet Tahoe 4WD V8-5.3L VIN T
Oil Pump Assembly
2005 Chevrolet Tahoe 4WD V8-5.3L VIN TSECTION Oil Pump Assembly
Oil Pump Assembly
Oil Pump Assembly:
5 - A/Trans Oil Pump Seal
201 - Torque Converter Oil Seal Assembly
202 - Torque Converter Bushing
203 - Oil Pump Body Assembly
204 - Oil Pump Driven Gear
205 - Oil Pump Drive Gear
206 - Oil Pump Cover
207 - Oil Pump Cover Plug
207 - Oil Pump Cover Plug
207 - Oil Pump Cover Plug
207 - Oil Pump Cover Plug
208 - Converter Limit Valve Bypass Orificed Cup Plug
209 - Oil Pump Cover Plug
209 - Oil Pump Cover Plug
210 - Line Air Bleed Orificed Cup Plug
211 - Pressure Regulator Valve Bore Plug Pin
211 - Pressure Regulator Valve Bore Plug Pin
211 - Pressure Regulator Valve Bore Plug Pin
212 - Converter Regulator Valve Bore Plug
213 - Converter Regulator Valve Spring
214 - Converter Regulator Valve
215 - TCC Enable Valve Spring Retainer Sleeve
216 - TCC Enable Valve Spring
217 - TCC Enable Valve
218 - Overrun Clutch Housing Thrust Washer
219 - Overrun Clutch Housing Oil Seal Ring
220 - Oil Pump Cover Bolt
221 - TCC Shift Valve Bore Plug Retainer Ring
223 - TCC Shift Valve
224 - TCC Shift Valve Spring
225 - TCC Shift Valve Spring Seat
226 - Retainer Ring (Reverse Boost Valve Bushing)
227 - Reverse Boost Valve Bushing
228 - Reverse Boost Valve
229 - Pressure Regulator Valve Spring Retainer
230 - Pressure Regulator Valve Outer Spring
231 - Pressure Regulator Valve
232 - TCC Shift Valve Lower and Pressure Regulator Valve Bore Plug
232 - TCC Shift Valve Lower and Pressure Regulator Valve Bore Plug
233 - Turbine Shaft Front Bushing
234 - Turbine Shaft Rear Bushing
235 - Stator Shaft
236 - Pressure Regulator Valve Feedback Orificed Cup Plug
237 - Converter Limit Valve Feedback Orificed Cup Plug
238 - Pressure Regulator Valve Inner Spring
239 - Vent Passage Splash Shield
RENDER: 1.0x
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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.