WenmarOpen by Wenmar Pro

Service bulletin 17-NA-136

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 id10114037
Published by NHTSA2017-08-15
Manufacturer's number17-NA-136
Manufacturer's date2017-04-28
NHTSA componentEXTERIOR LIGHTING:HEADLIGHTS

NHTSA's summary

This technical bulletin provides repair information to correct a customer or technician concern of the horizontal headlamp aim adjuster difficult or inoperative.

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
CADILLAC ATS2013, 2014, 2015, 2016, 2017

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
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
PIC59492017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that may have head lights at start up that aim higher than the other. Replace the higher aiming headlight t correct this concern.
PIC5728C2017-08-15. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that have ?Low Beam Failure Message? displayed. Technician will need to reprogram the Body Control Module using Service Programming System.
SB-13196A-A2016-03-16. Service bulletin. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
13196-A2014-01-29. Service bulletin. GM: INFORMATION CONCERNING THE SERVICE PROCEDURE TO REPROGRAM THE HEADLAMP CONTROL MODULE. A DTC MAY BE SET STATING A LOW VOLTAGE CONDITION AT THE HEADLAMP BALLAST. *JS