Subject: Loss of Oil PressureModel and Year: 1962 Corvette 250 H.P. 327" V-8Source: Chevrolet Technical Service BulletinBulletin Number: TSB #838Section:  VIDate:  October 16, 1962 TO:  ALL CHEVROLET SERVICE PERSONNELIf loss of engine... Read More

Subject:  Oil Pump Suction PipeModel Year:  1955 6-Cylinder EngineDate:  February 8, 1955Bulletin Number: DR-197, Section VI TO:  ALL CHEVROLET DEALERS A new Oil Pump Suction Pipe for 1955 6-Cylinder Engines is now in production... Read More

Subject:  New Oil Level GaugeModel and Year: 1955 V-8 EngineSource: Chevrolet Service BulletinBulletin No: DR-196Section:  VIDate: February 8, 1955To:  All Chevrolet Dealers:A new Oil Level Gauge now in production and... Read More

Note:  This bulletin only affects new-unsold in inventory Corvettes.GM SERVICE AND PARTS OPERATIONS DCS 2223 URGENT DISTRIBUTE IMMEDIATELY Date: March 10, 2009 Subject: 09043 Service Update Bulletin For Inventory Vehicles Only Excessive Oil... Read More

Some owners of a 2006-09 Corvette Z06 or a 2009 Corvette ZR1 with 6.2L or 7.0L Engine (VINs R, E -- RPOs LS9, LS7) may comment on a rattle or tapping type noise that is heard under the hood just above idle, usually 1200 to 2200 RPM. In some cases,... Read More

Changes have been made to the dry-sump engine oil system used in the 2009 Corvette (fig. 1) . This information pertains to these two engines:             - LS7 7.0L -- used in the Z06  ... Read More

Some owners of a 2005-08 Chevrolet Corvette may comment that when attempting to use the trip odometer to track longer distances, it will reset and count from zero again after the trip odometer (A or B) exceeds 2000 miles (3218 km). This is the... Read More

Source: Chevrolet Dealer Service BulletinSubject: Oil Leaks Between Intake Manifold and Engine BlockModel and Year: 1992-96 Chevrolet CorvetteBulletin Number: 77-61-17Date: 06-Oct-1997CONDITION: Oil leaks at mating surfaces between the intake... Read More

Bulletin #:  #08-06-01-019ASubject:  Rattle/Tapping Type Noise Heard Under Hood (Diagnose and Replace Engine Oil Tank Transfer Tube Seal (O-Ring))Models:2006-2012 Chevrolet Corvette Z062009-2012 Chevrolet Corvette ZR12010-2012 Chevrolet... Read More

Subject:  Oil Consumption Complaints - 283 Cu. In. V-8 EnginesModel and Year:  1961Source:  Chevrolet Service BulletinNumber:  22-20-61Date:  February 17, 1961Zone:  22 Lousiville, Kentucky To:  ALL CHEVROLET... Read More