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Home >> GMC >> 2003 >> Safari Van Cargo, AWD >> Repair and Diagnosis >> Drivelines & Axles >> Differentials & Drive Axles >> Front Drive Axle - 4WD >> Repair Instructions >> Gear Tooth Contact Pattern Inspection >> High Flank Contact Pattern >> Correction

High Flank Contact Pattern: Correction

Increase the pinion depth. Move the pinion gear closer to the ring gear by increasing the pinion shim thickness. Refer to DIFFERENTIAL CARRIER ASSEMBLY - ASSEMBLE .

Fig 1: Inspecting High Flank Contact Pattern
G01643048Courtesy of GENERAL MOTORS CORP.