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Home >> Jeep >> 2006 >> Commander Base, 3.7 K, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 6 (3.7L Engine (Service Information)) >> Rod-Piston & Connecting >> Inspection
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Rod-Piston & Connecting: Inspection

WARNING: This page is about a different car, the 2006 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

Check the connecting rod journal for excessive wear, taper and scoring (Refer to ENGINE/ENGINE BLOCK/PISTON & CONNECTING ROD - STANDARD PROCEDURE) 

Check the connecting rod for signs of twist or bending.

Check the piston for taper and elliptical shape before it is fitted into the cylinder bore (Refer to ENGINE/ENGINE BLOCK/PISTON & CONNECTING ROD - STANDARD PROCEDURE) .

Check the piston for scoring, or scraping marks in the piston skirts. Check the ring lands for cracks and/or deterioration.

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