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 MANUALSPONTIAC2009TORRENT FWD V6-3.4LREPAIR AND DIAGNOSISSPECIFICATIONSMECHANICAL SPECIFICATIONSENGINECYLINDER BLOCK ASSEMBLYPISTON RING, ENGINE
2009 Pontiac Torrent FWD V6-3.4L
Piston Ring, Engine
2009 Pontiac Torrent FWD V6-3.4LSECTION Piston Ring, Engine
PISTON RING END GAP
First Compression Ring 0.15-0.36 mm (0.006-0.014 in)
Second Compression Ring 0.48-0.74 mm (0.0188-0.0291 in)
Oil Control Ring 0.25-0.77 mm (0.0098-0.0303 in)
PISTON RING TO GROOVE CLEARANCE
First Compression Ring 0.04-0.086 mm (0.002-0.0033 in)
Second Compression Ring 0.04-0.08 mm (0.002-0.0031 in)
Oil Control Ring 0.07-0.095 mm (0.0028-0.0037 in)
First Compression Ring 0.15-0.36 mm (0.006-0.014 in)
Second Compression Ring 0.48-0.74 mm (0.0188-0.0291 in)
Oil Control Ring 0.25-0.77 mm (0.0098-0.0303 in)
PISTON RING TO GROOVE CLEARANCE
First Compression Ring 0.04-0.086 mm (0.002-0.0033 in)
Second Compression Ring 0.04-0.08 mm (0.002-0.0031 in)
Oil Control Ring 0.07-0.095 mm (0.0028-0.0037 in)
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.