Cleaning Procedure

Clean the crankshaft balancer in solvent that is compatiblewith the rubber-(1).
Warning:Refer toSafety Glasses Warning.
Dry the crankshaft balancer with compressed air.Inspection Procedure
Inspect the crankshaft balancer for the following:Worn or damaged hub-to-crankshaftsurface-(1)Worn, grooved or damaged hub sealsurface-(2)
A crankshaft balancer hub seal surface with excessivescoring, grooves, rust or other damage must be replaced.
Worn, chunking or deteriorated rubber between the hub andpulley-(3)Damaged drive belt ribs-(4)Damaged webs-(5)Repair or replace the crankshaft balancer asnecessary.
Camshaft Cover Cleaning and Inspection Valvetrain Camshaft
Crankshaft and Bearing Cleaning and Inspection Engine Block Cylinder Block Crankshaft#06-06-01-010B: Information on Close-Coupled Converter and Engine Replacement - (Aug 19, 2013)
Subject:Information on Close-Coupled Converter and Engine ReplacementModels: 2004-2014 GM Cars and Truckswith Close-Coupled Catalytic ConvertersThis bulletin has been revised to add the 2009-2014 model years. Please discard CorporateBulletin Number 06-06-01-010A.Certain 2004-2014 General Motors pro ...