LS7 Corvette Mechanical Repair Specs (PDF) - Bakes Online

Print Preview Version 8.0 PubTeX output 2006.06.15:1036 File: C:\DOCUME~1\PCOMPO~1.IGS\LOCALS~1\Temp\.aptcache\2006LS7/tfa01804.dvi User: PComposer Page: 352006 Y Car GMX245 Corvette7.0L (LS7) Engine MechanicalCauseCorrectionLow oil pressure 1. Perform an oil pressure test. Refer to Oil PressureDiagnosis and Testing .2. Repair or replace, as required.Detonation or spark knockExcessive connecting rod bearing clearanceVerify the correct operation of the ignition controls. Refer toSymptoms - Engine Controls .Inspect the following components and repair, as required:• The connecting rod bearings• The connecting rods• The crankshaftExcessive crankshaft bearing clearanceInspect the following components and repair, as required:Diagnostic Information and Procedures• The crankshaft bearings• The crankshaft journals• The cylinder block crankshaft bearing bore1555022Engine Will Not Crank - Crankshaft Will Not RotateEngine Will Not Crank - Crankshaft:Will Not Rotate:Engine Mechanical - 4.8L, 5.3L, and 6.0LCauseCorrectionSeized accessory drive system component 1. Remove the accessory drive belts.2. Confirm that the engine will rotate. Rotate thecrankshaft by hand at the crankshaft balancer or flywheellocation.3. Repair or replace the components, as required.Broken timing chain 1. Inspect the timing chain and gears.2. Repair or replace the components, as required.Seized timing chain or timing sprockets 1. Inspect the timing chain and sprockets for foreignmaterial or a seized chain.2. Repair or replace the components, as required.Seized or broken camshaft 1. Inspect the camshaft and the camshaft bearings.2. Repair or replace the components, as required.Bent valve in the cylinder head 1. Inspect the valves and the cylinder heads.2. Repair or replace the components, as required.Seized oil pump 1. Inspect the oil pump assembly.2. Repair or replace, as required.35 of 272