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 MANUALSPONTIAC2008GRAND PRIX V6-3.8LREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLESERVICE AND REPAIROVERHAULASSEMBLE, DISASSEMBLE, AND INSTALLATIONCASE COVER COMPONENTS ASSEMBLE (WITH TOUCH ACTIVATED POWER)
2008 Pontiac Grand Prix V6-3.8L
Case Cover Components Assemble (With Touch Activated Power)
2008 Pontiac Grand Prix V6-3.8LSECTION Case Cover Components Assemble (With Touch Activated Power)
Case Cover Components Assemble (With Touch Activated Power)
1. Install a new 3-4 accumulator piston cylinder O-ring seal (422) onto the 3-4 accumulator piston cylinder (421).
2. Install the 3-4 accumulator piston outer spring (423) and inner spring (424) into the 3-4 accumulator piston cylinder (421).
3. Install a new 3-4 accumulator piston seal (427) onto the 3-4 accumulator piston (428).
4. Insert the 3-4 accumulator piston (428) into the 3-4 accumulator piston cylinder (421).
5. Using a slight twisting motion, insert the 3-4 accumulator piston cylinder (421) into the case cover (401).
6. Insert the 3-4 accumulator piston pin (426) through the front of the case cover (401) and into the 3-4 accumulator piston (428).
7. Install the manual valve (404) into the case cover (401).
8. Install the actuator feed limit valve (414) into the case cover (401).
9. Install the actuator feed limit valve spring (415) into the case cover (401).
10. Install the actuator feed limit valve spring retainer (416) into the case cover (401).
11. Install the low regulator valve spring (442).
12. Install the low regulator valve (443).
13. Install the low regulator valve bore plug (444).
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.