Corvette Action Center Knowledgebase

1992 - 1996 Corvette: Service Bulletin: Engine Miss/Poor Driveability Symptoms

Subject: Engine Miss/Poor Driveability Symptoms (Install Opti-Spark (ABITS) Distributor Assembly Service Kit)Model and Year:1994-96 Buick Roadmaster1994-96 Cadillac Fleetwood1992-96 Chevrolet Corvette1993-97 Chevrolet Camaro1994-96 Chevrolet... Read More

1992 Corvette: Recall: Optispark Distributor

Jul 28, 2014 1992 corvette, recall, recall notice, campaign, product emission, optispark, opti-spark, lt1 engine, rpo lt1, lt1, low-resolution, pulse signal 0 3 7601 3.25/5 (4 Votes)

Subject: OPTI-SPARK DIST. (REPLACE WITH NEW P/N) Model and Year: 1992 CHEVROLET CORVETTE W/ LT1 ENGINE Source: Chevrolet Product Emission Campaign Bulletin Number: 92C11 - (06/15/1992) To: All Chevrolet Dealers General Motors has... Read More

1986 Corvette: Service Bulletin: Spark Plug Service on Engines with Aluminum Heads

Jul 28, 2014 1986 corvette, service bulletin, spark plug, spark plugs, service, aluminum heads, l98, rpo l98, l98 engine, removal, procedure, how to, how-to, 86-82, Section 6A 0 0 1325 4/5 (1 Vote)

Subject: Spark Plug Service on Engines with Aluminum HeadsModel and Year: 1986 Corvette 5.7 L PFI L98 (VIN Code 8) EngineSource: Chevrolet Dealer Sevice BulletinBulletin Number: 86-82, Section 6ADate: May, 1986 TO: ALL... Read More

1990 Corvette: Service Manual Update: SEC. 6D4 Spark Plug Coding Chart

Jul 26, 2014 1990 corvette, service manual, update, 6d4, spark plug, coding chart 0 0 754 0/5 (0 Vote)

Subject: SERVICE MANUAL UPDATE-SEC. 6D4 SPARK PLUG CODING CHART Model and Year: 1990 CORVETTESource: Chevrolet Service BulletinBulletin Number: 90-253-6D - (06/26/1990)The Spark Plug Coding Chart shown in Figure 2, Page 6D4-3, in Section 6D4 ... Read More

1992 - 1996 Corvette: Technical Article: Optispark - Dissection & Replacement

Jul 26, 2014 1992 corvette, 1993 corvette, 1994 corvette, 1995 corvette, 1996 corvette, optispark, lt1, rpo lt1, lt1 engine, distributor, mike chaney 0 0 1610 0/5 (0 Vote)

Description:This article was written by Mike Chaney who is a contributor to the F-body Listserv. He has done an excellent dissection of an Optispark distributor which appeared on 1992 - 1996 LT1 Corvettes. Below, he describes the replacement of an... Read More

Technical Article: Timing and Vacuum Advance 101

Jul 15, 2014 tech article, technical article, john hinckley, vacuum advance, how-to, how to, timing, distributor, spark timing, calibration 0 4 1830 5/5 (2 Votes)

By John HinckleyUsed here with permission.Copyright John HinckleyIn this day and age, when modern automotive powertrains are computer-controlled and engines don’t even HAVE distributors any more, the knowledge of what distributors did and how... Read More

1957 Corvette: Service Bulletin: Spark Plug Replacement

Jul 13, 2014 1957 corvette, spark plug, spark plugs, ac-46, replacement, service bulletin 0 0 936 0/5 (0 Vote)

Model Year: 1957Subject: 1957 Corvette Spark Plug RecommendationsSource: Chevrolet Technical Service BulletinBulletin Number: DR #295Section: VIyDate: May 22, 1957TO: ALL CHEVROLET DEALERSInasmuch as the grater percentage of Corvette engines are... Read More

1957 Corvette: Service News: Spark Plug Changes

Jul 13, 2014 1957 corvette, spark plugs, spark plug changes, service news, chevrolet service news, ac-46, ac-44 0 0 725 0/5 (0 Vote)

Model Year: 1957Subject: Corvette and Heavy Duty Truck Spark Plug ChangesSource: Chevrolet Service NewsDate: June 1957Since publication of the 1955-57 spark plug resume on page 7 of the March issue of Service News, higher heat... Read More

1984 Corvette: Service Manual Error: Engine - Electrical - Spark Plugs

Jul 2, 2014 1984 corvette, service manual, error, spark plugs, 6d-26, engine electrical, timing 1 0 934 0/5 (0 Vote)

The following article/comment was submitted to the Corvette Action Center:-----------------------------------------------------From: Mike Flaherty <383_240z@surewest.net>On the bottom right of page 6D-26, engine electrical, it tells you to... Read More

2016 - 2018 Corvette: Service Bulletin: #20-NA-207: Information on Malfunction Indicator Lamp (MIL) Illuminated - DTC P0333 Set - (Oct 6, 2020)

Oct 9, 2020 2016 corvette, 2017 corvette, 2018 corvette, mil, dtc p0333, p0333, knock sensor, ecm, engine control module, #20-NA-207 0 0 1909 0/5 (0 Vote)

#20-NA-207: Information on Malfunction Indicator Lamp (MIL) Illuminated - DTC P0333 Set - (Oct 6, 2020) Subject: Information on Malfunction Indicator Lamp (MIL) Illuminated - DTC P0333 Set This bulletin replaces PIP5576. Please discard... Read More

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