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 MANUALSPONTIAC2005GRAND PRIX V6-3.8L SC VIN 4REPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINAUTOMATIC TRANSMISSION/TRANSAXLESERVICE AND REPAIROVERHAUL123. ACCUMULATOR ASSEMBLY, 2-1 BAND SERVO ASSEMBLE
2005 Pontiac Grand Prix V6-3.8L SC VIN 4
123. Accumulator Assembly, 2-1 Band Servo Assemble
2005 Pontiac Grand Prix V6-3.8L SC VIN 4SECTION 123. Accumulator Assembly, 2-1 Band Servo Assemble
Accumulator Assembly, 2-1 Band Servo Assemble
1. Install the 2-1 manual band servo cover seal (105) into the case. Lubricate the 2-1 manual band servo cover seal (105) with automatic transmission fluid.
2. Notice: Do not damage the 2-1 manual band servo exhaust screen on installation.
Install the 2-1 manual band servo assembly (106-116) into the case. Make sure that the 2-1 manual band servo pin engages the 2-1 manual band assembly.
3. Install the accumulator (132-140) and 2-1 manual band servo cover assembly (104) into the case.
4. Install the lube oil pipe and washer assembly (130) through the case and into the lube hole in the differential carrier internal gear.
5. Use a screwdriver in order to lock the lube oil pipe retainer (129) into the case.
6. Notice: Refer to Fastener Notice in Service Precautions.
Install the three 2-1 manual band servo cover bolts (103).
^ Tighten the bolts to 25 Nm (18 ft. lbs.).
7. Install the four accumulator cover bolts (131).
^ Tighten the bolts to 12 Nm (106 inch lbs.).
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.