WenmarOpen by Wenmar Pro

Service bulletin 140842001

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10250016
Published by NHTSA2024-02-12
Manufacturer's number140842001
Manufacturer's date2014-02-01
NHTSA componentEXTERIOR LIGHTING:HEADLIGHTS

NHTSA's summary

Additional Diagnostic Tips for Headlamp Inoperative or Intermittent Conditions

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Lighting, Headlights

Vehicles listed
CHEVROLET CORVETTE2014

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Other bulletins for the same vehicles and component
1408420012023-12-11. Service bulletin. Additional Diagnostic Tips for Headlamp Inoperative or Intermittent Conditions
14-08-42-0012021-04-26. Service bulletin. Additional Diagnostic Tips for Headlamp Inoperative or Intermittent Conditions
14-08-42-0012018-05-21. Service bulletin. This informational bulletin provides additional information to check all the headlamps connections when replacing the headlamp for an inop condition.
02-08-42-001I2017-08-31. Service bulletin. This informational bulletin provides an out line on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage and what should be considered warranty replacement and not
01-08-42-001K2017-08-31. Service bulletin. This informational bulletin provides information on exterior lamp condinsation and replacement guidelines
PI10582016-06-22. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
14-08-42-0012014-04-14. Service bulletin. GM: INFORMATION CONCERNING DIAGNOSTIC TIPS FOR INOPERATIVE OR INTERMITTENT HEADLAMP. THE STEPS ARE TO BE PERFORMED BEFORE REPLACING THE HEADLAMP ASSEMBLY. UPDATED 04/14/2014 *JS