gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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TH 400 (3L80) & 475 (3L80HD)|Page 3300 > < A/T - Buzzing Noise at Idle|Page 3297

K 2500 Truck 4WD V8-379 6.2L DSL VIN C FI (1989)

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Fluid Pump: Specifications
TH 400 (3L80) & 475 (3L80HD)

Components .............................................................................................................................................................................................................  Ft. Lbs.

Pump Assembly To Case Screw ...................................................................................................................................................................................  15-20
Pump Body To Cover Screw ........................................................................................................................................................................................  15-20

TH 400 (3L80) & 475 (3L80HD)|Page 3300 > < A/T - Buzzing Noise at Idle|Page 3297