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 MANUALSCHEVROLET2009HHR L4-2.2LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLESERVICE AND REPAIROVERHAULCHANNEL PLATE ASSEMBLY DISASSEMBLE
2009 Chevrolet HHR L4-2.2L
Channel Plate Assembly Disassemble
2009 Chevrolet HHR L4-2.2LSECTION Channel Plate Assembly Disassemble
Channel Plate Assembly Disassemble
Note: The accumulator pins are pressed into the channel plate (27). Do not remove the accumulator pins.
1. Remove the three accumulator pistons (29) from the channel plate (27).
Note: The 1-2 accumulator assist spring (125) has a retainer that presses into the spring. Keep the retainer and the spring together as an assembly.
2. Remove the 1-2 accumulator assist spring (125).
3. Remove the 2-3 accumulator assist spring (47).
4. Remove the seals (30) from the accumulator pistons (29).
5. Discard the accumulator piston seals (30).
6. Remove the manual valve (800) from the channel plate (27).
7. Inspect the channel plate (27) for damage.
8. inspect the channel plate (27) passages for debris.
9. Inspect the accumulator pistons (29), the assist springs (47, 125), and the pins for damage.
10. Inspect the channel plate sleeve for wear from the turbine shaft.
11. Inspect the channel plate (27) bolt holes for stripped threads and debris.
12. Inspect the channel plate machined surface for nicks or scratches that could cause a fluid leak.
13. Inspect the manual valve (800) for freedom of movement.
14. Inspect the drive sprocket to channel plate thrust washer (34).
15. Clean and dry each component.
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.