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 MANUALSCHEVROLET2009IMPALA V6-3.5LREPAIR AND DIAGNOSISDIAGRAMSFLUID DIAGRAMSAUTOMATIC TRANSMISSION/TRANSAXLE
2009 Chevrolet Impala V6-3.5L
Automatic Transmission/Transaxle
2009 Chevrolet Impala V6-3.5LSECTION Automatic Transmission/Transaxle
Drive Range, Manual 1st - from Drive, Manual 2nd
Drive Range, Manual 2nd - from Drive, Manual 3rd
Drive Range, Manual 3rd - from Overdrive Range
Overdrive Range, First Gear
Overdrive Range, Second Gear
Overdrive Range, Third Gear - Torque Converter Clutch (TCC) Not Applied
Overdrive Range, Fourth Gear - TCC Not Applied
Overdrive Range, 4-3 Downshift - TCC Not Applied
Overdrive Range, Fourth Gear - TCC Applied
Neutral - Engine Running
Park - Engine Running
Reverse
Drive Range, Manual 2nd - from Drive, Manual 3rd
Drive Range, Manual 3rd - from Overdrive Range
Overdrive Range, First Gear
Overdrive Range, Second Gear
Overdrive Range, Third Gear - Torque Converter Clutch (TCC) Not Applied
Overdrive Range, Fourth Gear - TCC Not Applied
Overdrive Range, 4-3 Downshift - TCC Not Applied
Overdrive Range, Fourth Gear - TCC Applied
Neutral - Engine Running
Park - Engine Running
Reverse
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.