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 MANUALSCHEVROLET2007IMPALA V6-3.5LREPAIR AND DIAGNOSISDIAGRAMSEXPLODED VIEWSAUTOMATIC TRANSMISSION/TRANSAXLESYSTEM DIAGRAMSQUARE AND O-RING SEALS
2007 Chevrolet Impala V6-3.5L
Square and O-Ring Seals
2007 Chevrolet Impala V6-3.5LSECTION Square and O-Ring Seals
Component Location
Square and O-Ring Seals
Square and O-Ring Seals:
8 - Automatic Transmission Case Extension Seal
11 - Vehicle Speed Sensor O-Ring Seal
14 - Forward Band Servo Cover Seal
41 - Reverse Band Servo Cover O-Ring Seal
105 - Manual 2-1 Band Servo Cover Seal
113 - Manual 2-1 Band Servo Piston Cylinder O-Ring Seal
137a - 1-2 Accumulator Piston Oil Seal Ring
137b - 2-3 Accumulator Piston Oil Seal Ring
212 - Automatic Transmission Oil Pump Slide Oil Seal Ring
213 - Automatic Transmission Oil Pump Slide O-Ring Seal
220 - Automatic Transmission Oil Pump Slide Seal
221 - Automatic Transmission Oil Pump Slide Seal Support
228 - Automatic Transmission Oil Pump Drive Shaft Seal
422 - 3-4 Accumulator Piston Cylinder O-Ring Seal
427 - 3-4 Accumulator Piston Oil Seal
513 - Turbine Shaft Oil Seal Ring
519 - Turbine Shaft Oil Seal Ring
520 - Turbine Shaft O-Ring Seal
612 - Second Clutch Housing Oil Seal Ring Four Lobe Seal
613 - Second Clutch Housing Oil Seal Ring
628 - Input Clutch Housing Oil Seal Ring
638 - Third Clutch Housing O-Ring Seal
810 - Park Pawl Actuator Guide O-Ring Seal
RENDER: 1.0x
NO RELATED
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Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.