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 MANUALSBMW2009X3 STANDARDREPAIR AND DIAGNOSISTRANSMISSIONAUTOMATIC TRANSAUTOMATIC TRANSMISSION - REPAIR
2009 BMW X3 Standard
Automatic Transmission - Repair
2009 BMW X3 StandardSECTION Automatic Transmission - Repair
- 00 Transmission Assembly
- 00 Danger of poisoning if oil is ingested/absorbed through the skin
- 00 Risk of injury if oil comes into contact with eyes and skin
- 00 Safety instructions for handling oil
- 00 11 237 Checking/topping up fluid level in automatic transmission (GA6L45R)
- 23 Transmission designations
- 23 .. Universal transmission bracket
- 23 .. ... Universal transmission retaining bridge
- 24 00 018 Adjusting selector lever (A5S 360R / 390R, A4S 200R, 6HP26Z/19Z)
- 24 00 018 Adjusting selector lever (GA6L45R) AWD
- 24 00 018 Adjusting selector lever (GA6L45R)
- 24 00 032 Removing and installing automatic transmission (GA6L45R)
- 24 00 050 Installing replacement transmission (GA6L45R)
- 11 Transmission Case, Oil sump
- 13 extension housing, bearings, seal
- 14 Mechanical attachments
- 31 Oil pump
- 33 Gear Selector Valve
- 34 Shift Valves, Parking
- 35 Wiring harness, shift elements and sensors
- 40 Torque Converter
- 50 Shift function
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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.