WenmarOpen by Wenmar Pro

Service bulletin PIE-0431A

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 id10190375
Published by NHTSA2021-04-19
Manufacturer's numberPIE-0431A
Manufacturer's date2017-10-01
NHTSA componentVISIBILITY:POWER WINDOW DEVICES AND CONTROLS; EQUIPMENT

NHTSA's summary

Engineering Information — Driver's Window Switch Intermittent Operation, Inoperative, Smoke or Melting Condition Important: If the customer did not bring their vehicle in for this concern, DO NOT proceed with this EI. Some customers may comment on the drivers window switch intermittent operation, inoperative, smoke, or melting. 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.

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, Power windows

Vehicles listed
CHEVROLET EXPRESS2014, 2015
GMC SAVANA2014, 2015

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

Recalls for the same vehicles and component
18V2950002018-05-03. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
PIE-04312021-04-19. Service bulletin. Engineering Information — Driver's Window Switch Intermittent Operation, Inoperative, Smoke or Melting Condition Important: If the customer did not bring their vehicle in for this concern, DO NOT proceed with this EI. Some customers may comment on the drivers window switch intermittent operation, inoperative, smoke, or melting. 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.
16NA0752018-06-04. Service bulletin. This Bulletin provides procedures to correct a condition of Power Foldaway Mirror Glass Shake, Flutter at Normal Driving Speeds
PIE0431B2018-06-04. Service bulletin. This engineering informational bulletin is requesting information from the filed on vehicles that have the condition of the window switch inoperative or intermittent.
PIE0431A2018-04-23. Service bulletin. This engineering informational bulletin is requesting information from the filed on vehicles that have the condition of the window switch inoperative or intermittent.
PIE04312018-04-23. Service bulletin. .