WenmarOpen by Wenmar Pro

Service bulletin PIT5396C

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 id10161020
Published by NHTSA2019-06-10
Manufacturer's numberPIT5396C
Manufacturer's date2019-05-15
NHTSA componentSTRUCTURE

NHTSA's summary

This Preliminary Information communication provides information to the technician that some vehicle may have a water leak into the cabin. Water staining may be seen in the headliner or water may be on the floor. Technician will inspect these areas for water intrusion roof ditch, rear glass, center high mounted stop light, windshield, cowl seam, heater-vent-air conditioning drain tube, pillar area, and the pressure relief valve.

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

Body and frame

Vehicles listed
CHEVROLET COLORADO2015, 2016, 2017, 2018, 2019
GMC CANYON2015, 2016, 2017, 2018, 2019

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
05-08-51-001L2025-03-08. Service bulletin. This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
22-NA-2442025-02-12. Service bulletin. This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
10-08-110-001L2025-02-11. Service bulletin. This service bulletin provides information on proper use of floor mats.
21-NA-0432024-12-10. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
12-08-51-002R2024-12-10. Service bulletin. This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
12-08-51-002Q2024-11-14. Service bulletin. This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
22-NA-2442024-11-13. Service bulletin. This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
23-NA-2192024-11-05. Service bulletin. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
22-NA-2442024-05-30. Warranty extension. This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
PIT53402024-04-01. Service bulletin. Hood Shakes While Driving.