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 MANUALSCHEVROLET2009IMPALA V6-3.5LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLESERVICE AND REPAIROVERHAULCONTROL VALVE BODY ASSEMBLY REMOVAL
2009 Chevrolet Impala V6-3.5L
Control Valve Body Assembly Removal
2009 Chevrolet Impala V6-3.5LSECTION Control Valve Body Assembly Removal
Control Valve Body Assembly Removal
1. Remove the indicated control valve body bolts (374-381, 384).
2. Carefully lift the fluid pressure manual valve position switch assembly (395) off of the control valve body (300). Handle the switch assembly carefully, it is very delicate.
3. Remove the control valve body assembly (300).
4. Remove the two retainers (368) from the valve body assembly.
Note: The bonded spacer plate gasket assembly is not re-useable and should be replaced any time it is removed from the transmission.
5. Remove the spacer plate and gasket assembly (396) and discard with the two screen/seal assemblies (382) from the valve body (300).
* Remove the six ball check valves (372, 373) from the valve body (300).
* Remove the case cover pin (410).
6. Remove the four ball check valves (372) from the case cover (400).
RENDER: 1.0x
NO RELATED
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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.