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 MANUALSCHEVROLET2008IMPALA V8-5.3LREPAIR AND DIAGNOSISDIAGRAMSEXPLODED VIEWSAUTOMATIC TRANSMISSION/TRANSAXLEBALL CHECK VALVES
2008 Chevrolet Impala V8-5.3L
Ball Check Valves
2008 Chevrolet Impala V8-5.3LSECTION Ball Check Valves
Component Location
Ball Check Valves
Ball Check Valves:
1 - TCC Apply-Release
2 - 2nd-2nd Clutch
3 - Input Clutch-PRN
4 - 3rd Clutch-Lo/1st
5 - Reverse-Reverse Servo Large
6 - D4-Servo Apply
7 - Lo-Lo/1st
8 - D2-Manual 2-1 Servo Feed
9 - 3rd-3rd Clutch
10 - Line-Lo/1st Gear
RENDER: 1.0x
NO RELATED
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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.