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: 532006 Y Car GMX245 Corvette7.0L (LS7) Engine MechanicalDiagnostic AidsExcessive wear on a drive belts is usually caused by incorrect installation or the wrong drive belts for the application.Minor misalignment of the drive belt pulleys will not cause excessive wear, but will probably cause the drive belts to makea noise or to fall off the pulleys.Excessive misalignment of the drive belt pulleys will cause excessive wear and may also make the drive belts fall offthe pulleys.Test DescriptionThe numbers below refer to the step numbers on the diagnostic table.2. The inspection is to verify that the drive belts is correctly installed over all of the drive belt pulleys. Wear on thedrive belts may be caused by mis-positioning the drive belts by one groove on a pulley.3. The installation of a drive belt that is to wide or to narrow will cause wear on the drive belts. The drive belt ribsshould match all of the grooves on the pulleys.4. This inspection is to verify the drive belts is not contacting any parts of the engine or body while the engine isoperating. There should be sufficient clearance when the drive belt accessory drive components load varies. The drivebelts should not come in contact with an engine or a body component when snapping the throttle.Step Action Yes NoNotice: Refer to Belt Dressing Notice in Cautions and Notices.DEFINITION: Wear at the outside ribs of the drive belts due to an incorrectly installed drive belts1Did you review the Symptoms – Engine Mechanical diagnosticinformation and perform the necessary inspections? Go to Step 2Go to Symptoms -Engine Mechanical23456Inspect the drive belts for the proper installation. Refer to DriveBelt Replacement - Accessory or Drive Belt Replacement - AirConditioning .Did you find this condition? Go to Step 5 Go to Step 3Inspect for the proper drive belt.Did you find this condition? Go to Step 5 Go to Step 4Inspect for the drive belt rubbing against a bracket, hose, or wiringharness.Did you find and repair the condition? Go to Step 6 Go to Diagnostic AidsReplace the drive belt. Refer to Drive Belt Replacement -Accessory or Drive Belt Replacement - Air Conditioning .Did you complete the replacement? Go to Step 6 —Run the engine in order to verify the repair.Is there still excessive drive belt wear? — System OKDiagnostic Information and Procedures1399855Drive Belt Tensioner DiagnosisDrive Belt:Tensioner:Engine Mechanical - 4.8L, 5.3L, and 6.0LNotice: Allowing the drive belt tensioner to snap into the free position may result in damage to the tensioner.Important: When the engine is operating, the belt tensioner arm will move. Do not replace the belt tensioner because ofmovement in the belt tensioner arm.53 of 272