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Home >> Chevrolet >> 2001 >> Venture Base, Van Passenger >> Repair and Diagnosis >> External Pages >> Different car >> Section 510 (Front Drive Axle - 4WD) >> Repair Instructions >> Pinion & Ring Gear Inspection

Pinion & Ring Gear Inspection

WARNING: This page is about a different car, the 2003 GMC Sonoma, 2003 GMC Jimmy, 2003 Chevrolet S10 Pickup, and 2003 Chevrolet Blazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. The ring and pinion gears are matched sets and must be replaced any time a replacement of either is necessary.
  2. Inspect the pinion and the ring gear teeth for the following conditions:
    • Cracking
    • Chipping
    • Scoring
    • Excessive wear
  3. Inspect the pinion gear splines for wear.
  4. Inspect the pinion flange splines for wear.
  5. Inspect the fit of the pinion flange on the pinion gear.
  6. Inspect the sealing surface of the pinion flange for nicks, burrs, or rough tool marks which will damage the inside diameter of the pinion seal and result in an oil leak.
  7. Inspect all of the parts for wear and replace as necessary.
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