Engine - Gasket Sealant Usage
Information IB05-01-S004Service Information On Consolidating The Use Of Liquid Gasket
Engine Sealants
ISSUE DATE: APRIL 2005
Affected Vehicles
2003-2005 Isuzu Ascender (US/UT)
1996-2000 Isuzu Hombre (TH)
Service Information
The manufacturer General Motors is consolidating the use of liquid gasket engine sealants. The new part numbers listed in this bulletin will replace all previous liquid gasket engine sealants. The following information should be utilized when using a liquid gasket engine sealant. The part numbers below supersede all engine sealing products referenced in the Service Manual and are to be used according to the guidelines below.
For Gaps Greater Than 1.0 mm (0.04 in)
This sealant is to be used on all intake manifold end seals and all other applications where a gap to be sealed is 1.0 mm or larger. The sealant is compatible with all synthetic, synthetic blends, and mineral oils. The suggested bead size is 3.0 mm (0.12 in) +/-.75 mm (0.03 in) without a groove and a bead size of 4.5 mm (0.18 in) +/- .75 mm (0.03 in) with a groove. The maximum working time of this sealant is 20 minutes. The sealant will be fully cured in 24 hours. The assembly may be filled with oil immediately after applying the sealant and torquing the bolts.
For Gaps Less Than 1.0 mm (0.04 in)
This sealant is to be used on any application that has a gap to be sealed less than 1.0 mm (0.04 in). The sealant is compatible with all synthetic, synthetic blends and mineral oils, as well as all engine coolants including DEX-COOL(R). The maximum working time of this sealant is 20 minutes. The sealant will be fully cured in 24 hours. The assembly may be filled with oil or coolant immediately after applying the sealant and torquing the bolts.
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