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7.4 (454) Rear Main Seal

Discussion in 'Chevy Suburban Forum (GMC Yukon XL)' started by corvetteman, May 1, 2012.

  1. corvetteman

    corvetteman Member

    Can somone tell me if it is neccesary to drop the oil pan to replace the ream main seal in a 92 Suburban with the 7.4 (454) engine? Thanks

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