LS7 Corvette Mechanical Repair Specs (PDF) - Bakes Online

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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: 422006 Y Car GMX245 Corvette7.0L (LS7) Engine MechanicalStep Action Yes No567891. Visually inspect the suspected area. Use a small mirror toassist in looking at hard to see areas.2. Inspect for leaks at the following locations:Sealing surfaces•Fittings••Cracked or damaged componentsCan you identify the type of fluid and the approximate location ofthe leak? Go to Step 10 Go to Step 61. Completely clean the entire engine and surroundingcomponents.2. Apply an aerosol-type powder, baby powder, foot powder,etc., to the suspected area.3. Operate the vehicle for several kilometers, miles, at normaloperating temperature and at varying speeds.4. Identify the type of fluid, and the approximate location of theleak, from the discolorations in the powder surface.Can you identify the type of fluid and the approximate location ofthe leak? Go to Step 10 Go to Step 71. Visually inspect the suspected area. Use a small mirror toassist in looking at hard to see areas.2. Inspect for leaks at the following locations:Sealing surfaces•Fittings••Cracked or damaged componentsCan you identify the type of fluid and the approximate location ofthe leak? Go to Step 10 Go to Step 8Use the J 28428-E high-intensity black light kit in order to identifythe type of fluid, and the approximate location of the leak. Refer tothe manufacturer’s instructions when using the tool.Can you identify the type of fluid and the approximate location ofthe leak? Go to Step 10 Go to Step 91. Visually inspect the suspected area. Use a small mirror toassist in looking at hard to see areas.2. Inspect for leaks at the following locations:Sealing surfaces•Fittings••Cracked or damaged componentsCan you identify the type of fluid and the approximate location ofthe leak? Go to Step 10 System OK42 of 272
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: 432006 Y Car GMX245 Corvette7.0L (LS7) Engine MechanicalStep Action Yes No101. Inspect the engine for mechanical damage. Specialattention should be shown to the following areas:Higher than recommended fluid levels•••Higher than recommended fluid pressuresPlugged or malfunctioning fluid filters or pressurebypass valvesPlugged or malfunctioning engine ventilation system•Improperly tightened or damaged fasteners•Cracked or porous components•Improper sealants or gaskets, where required•Improper sealant or gasket installation•Damaged or worn gaskets or seals•Damaged or worn sealing surfaces•2. Inspect the engine for customer modifications.Is there mechanical damage, or customer modifications to theengine? Go to Step 11 System OK11Repair or replace all damaged or modified components.Does the engine still leak oil? Go to Step 1 System OKDiagnostic Information and Procedures954724Crankcase Ventilation System Inspection/DiagnosisCrankcase Ventilation:System:Engine Mechanical - 4.8L, 5.3L, and 6.0LExternal oil leakConcernInspect for any of the following conditions:Action• Plugged positive crankcase ventilation (PCV)• Plugged or kinked PCV hose(s)• Damaged or incorrectly installed PCV or hose(s)• Excessive crankcase pressureRough IdleInspect for any of the following conditions:• Plugged PCV• Plugged or kinked PCV hose(s)• Leaking (damaged) PCV or hose(s)Stalling or slow idle speedInspect for any of the following conditions:• Plugged PCV• Plugged or kinked PCV hose(s)• Leaking (damaged) PCV or hose(s)High idle speedSludge in the engineInspect for a leaking (damaged) PCV or hose(s)Inspect for any of the following conditions:• Plugged PCV• Plugged or kinked PCV hose(s)Diagnostic Information and Procedures43 of 272
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LS7 Corvette Mechanical Repair Specs (PDF) - Bakes Online

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