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Home >> GMC >> 1999 >> C3500 HD 6.5 F, Automatic >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Mechanical - 4.3L V6, 5.0L, 5.7L & 7.4L V8 - VINS [W,X,M,R,J]) >> Removal & Installation >> Front Cover >> Installation

Front Cover: Installation

WARNING: This page is about a different variant/trim than selected.
  1. On 4.3L, 5.0L and 5.7L, install NEW front cover and gasket. On 7.4L, front cover and front cover gasket are reusable. Replace only if damaged. Tighten front cover bolts to specification. See TORQUE SPECIFICATIONS .
  2. On all models, coat crankshaft front cover oil seal lips with clean engine oil. On 4.3L, 5.0L and 5.7L, install NEW seal in front cover with seal lip facing engine using Seal Installer (J-35468). On 7.4L, install NEW seal in front cover with seal lip facing engine using Seal Installer (J-22102).
    3. CAUTION: Ensure CKP sensor is fully seated and held stationary in bore of front cover upon installation. A CKP sensor that is not fully seated may result in erratic engine operation.
  3. Install CKP sensor. Tighten CKP sensor holddown bolt to specification. See TORQUE SPECIFICATIONS .
  4. Apply RTV sealant to Woodruff keyway in crankshaft damper. Install crankshaft balancer using Damper Puller/Installer (J-23523-F). Install crankshaft balancer bolt and tighten to specification. See TORQUE SPECIFICATIONS . To complete installation, reverse removal procedure.
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