Engine Front Cover Installation (L5Q)

Fig 1: Identifying Engine Front Cover Components And Bolts With Tightening Sequence (L5Q)

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Engine Front Cover Hole Plug CAUTION: Refer to Fastener Caution . Tighten 50 N.m (37 lb ft)
2	Engine Front Cover Procedure Ensure proper use of room temperature vulcanizing (RTV) sealant. Use of Room Temperature Vulcanizing (RTV) and Anaerobic Sealant NOTE: The engine front cover surface must be free of contamination prior to applying the sealer. Install and align the cover within 20 minutes of applying the sealer. The cover must be fastened to final torque specification within 20 minutes of applying the sealer. Additional sealant is necessary to reduce the possibility of leakage where the cylinder head to engine block interface along the bead path flange on the front cover. Apply a 4 mm bead of sealer directly in the flange of the engine front cover perimeter mating surface. Apply a 3 mm bead of sealer circling 3 locations on the interior of the engine front cover. Apply a 3 mm bead of sealant at the 2 horizontal groove locations along the flange where the cylinder head and engine block mate. Refer to Adhesives, Fluids, Lubricants, and Sealers (Europe L5Q)Adhesives, Fluids, Lubricants, and Sealers (North America L5Q) .
3	Engine Front Cover Bolt - M6 [11x] NOTE: Hand start the engine front cover bolts. Torque to specification when all front cover bolts and the stud are installed hand-tight. Tighten 15 N.m (11 lb ft)
4	Engine Front Cover Stud Tighten 15 N.m (11 lb ft)
5	Engine Front Cover Bolt - M6 NOTE: This interior M6 bolt is longer than the perimeter M6 bolts. Tighten 15 N.m (11 lb ft)
6	Engine Front Cover Bolt - M14 Procedure Tighten the bolts in the sequence shown. Tighten the bolts a first pass to 5 N.m (44 lb in). Tighten the bolts a final pass to final torque specification. Tighten 58 N.m (43 lb ft)