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Home >> Cadillac >> 2009 >> DTS V8-4.6L >> Repair and Diagnosis >> Transmission and Drivetrain >> Automatic Transmission/Transaxle >> Service and Repair >> Overhaul >> Control Valve Lower Body Disassemble >> Part 1
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Part 1




Control Valve Lower Body Disassemble




1. Use a small screwdriver in order to disconnect the electrical connectors from the following parts:

* 1-2 shift solenoid valve (909)
* 2-3 shift solenoid valve (910)
* Internal mode switch (IMS) (942)




2. Remove the 3, 10 mm bolts (534) from the channel plate side.
3. Remove the 6, 10 mm bolts (534, 951, 952, 954) from the accumulator housing.

Note: There are 4 checkballs (65) and a spring (971) under the accumulator housing (944).

4. Remove the accumulator housing (944) from the channel plate.




5. Remove the 4 checkballs (65) and the spring (971) from the channel plate.




6. In order to disconnect the manual valve and link assembly (916) from the internal mode switch (IMS) (942), rotate the manual valve and link assembly (916) toward the IMS (942).




7. Turn the manual valve link 90 degrees and rotate the manual valve and link assembly (916) away from the IMS (942).




8. Remove the 3, 8 mm bolts (939) from the internal mode switch (IMS) (942).
9. Remove the IMS (942).




10. Remove the 15, 10 mm bolts (938, 940, 941) from the lower control valve body.
11. Remove the solenoid valve fluid filter retainer (981).
12. Remove the lower control valve assembly (903) from the channel plate.




13. Remove the 4 checkballs (65).
14. Remove the spacer plate and gasket assembly (935) from the channel plate (900).

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