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 MANUALSCHEVROLET2009TRAVERSE FWD V6-3.6LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINECYLINDER BLOCK ASSEMBLYPISTONSPECIFICATIONS
2009 Chevrolet Traverse FWD V6-3.6L
Piston: Specifications
2009 Chevrolet Traverse FWD V6-3.6LSECTION Specifications
Piston Diameter 93.956-93.974 mm (3.6990-3.6998 in)
Piston to Bore Clearance 0.026-0.052 mm (0.0010-0.0021 in)
PISTON RING GROOVE WIDTH
First Compression Ring 1.220-1.240 mm (0.0480-0.0488 in)
Second Compression Ring 1.510-1.530 mm (0.0595-0.0602 in)
Oil Control Ring 2.510-2.530 mm (0.0988-0.0996 in)
PISTON RING THICKNESS
First Compression Ring 1.175-1.190 mm (0.0463-0.0469 in)
Second Compression Ring 1.470-1.495 mm (0.0579-0.0589 in)
Oil Control Ring 2.360-2.480 mm (0.0929-0.0976 in)
Piston to Bore Clearance 0.026-0.052 mm (0.0010-0.0021 in)
PISTON RING GROOVE WIDTH
First Compression Ring 1.220-1.240 mm (0.0480-0.0488 in)
Second Compression Ring 1.510-1.530 mm (0.0595-0.0602 in)
Oil Control Ring 2.510-2.530 mm (0.0988-0.0996 in)
PISTON RING THICKNESS
First Compression Ring 1.175-1.190 mm (0.0463-0.0469 in)
Second Compression Ring 1.470-1.495 mm (0.0579-0.0589 in)
Oil Control Ring 2.360-2.480 mm (0.0929-0.0976 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.