K 2500 Truck 4WD V6-262 4.3L VIN Z (1992)
Most leaks can be found around the tongue and groove joint and can be repaired by separating the module seam, cleaning if necessary, and applying
black RTV sealer P/N 12345739 (6/3.35 oz.tubes) then reassembling (Figure 1).
PARTS INFORMATION
Part Number
Description
Quantity
12345739
Black RTV Sealer
Part number is for
six 3.35 oz. tubes
Parts are currently available at GMSPO.
WARRANTY INFORMATION
