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Service bulletin PI1190A

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 id10137800
Published by NHTSA2018-05-21
Manufacturer's numberPI1190A
Manufacturer's date2014-09-19
NHTSA componentEQUIPMENT; VISIBILITY:SUN/MOON ROOF ASSEMBLY; EQUIPMENT ADAPTIVE/MOBILITY

NHTSA's summary

This preliminary bulletin provides a procedure to replace the sunroof sunshade if it binds or doesn?t retract properly.

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

Equipment and accessories, Glass, wipers and mirrors, Sunroof

Vehicles listed
BUICK LACROSSE2012, 2013, 2014, 2015
CHEVROLET IMPALA2014, 2015

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
PIE0279A2024-04-08. Service bulletin. Engineering Information.
PIE02792024-04-08. Service bulletin. Engineering Information.
PIE02722024-04-08. Service bulletin. Engineering Information.
PIC5260F2022-07-25. Service bulletin. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
PIC5260E2022-05-16. Service bulletin. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
PIE02792021-04-29. Service bulletin. Engineering Information – Sunroof or Sunshade Inoperative, DTC U151B Set Condition Important: If the customer did not bring their vehicle in for this concern, DO NOT proceed with this EI. Some customers may comment that the sunroof or shade is inoperative when the sunroof switch is pressed. When checking the vehicle for DTCs, the BCM may report U151B current or in history. Cause GM Engineering is attempting to determine the root cause of the above condition. Engineering has a need to gather information on vehicles PRIOR to repair that may exhibit this condition. As a result, this information will be used to "root cause" the customer's concern and develop/validate a field fix.
PIC5260D2021-04-19. Service bulletin. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
PIC5260C2019-06-03. Service bulletin. This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
PI1190B2019-03-25. Service bulletin. This preliminary bulletin provides a procedure to replace the sunroof sunshade if it binds or doesn't retract properly.
PIC5466B2019-03-18. Service bulletin. This PI informs dealer that if the Sunroof glass is out of time, sunroof glass motor lost synchronization to refer to the data in GDS2 to verify the glass is in the correct position and if not to perform the Sunroof Motor/Actuator Initialization/Teach Process following Document ID: 3752319.