# Service bulletin PIT5039D

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.

- Type: Service bulletin
- NHTSA id: 10199284
- Published by NHTSA: 2021\-07\-19
- Manufacturer's number: PIT5039D
- Manufacturer's date: 2021\-06\-04
- NHTSA component: STRUCTURE:BODY:BUMPERS

## NHTSA's summary

This Preliminary Information communication provides information to the technician about vehicles that the customer or up\-fitter may have removed the rear bumper, install a different rear bumper, or add a different box/flat bed/cube box/hitch, etc. to the rear of the truck, which affects the rear park assist operation. Technician can disable the rear park assist for this concern.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10199284-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10199284-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Body and frame

## Vehicles listed

- 2013 to 2021 CHEVROLET EXPRESS
- 2007 to 2013 CHEVROLET SILVERADO 1500
- 2014 CHEVROLET SILVERADO 2500
- 2013 to 2021 GMC SAVANA
- 2007 to 2010 GMC SIERRA 1500
- 2012 to 2013 GMC SIERRA 1500
- 2014 GMC SIERRA 2500
- 2011 GMC SIERRA 3500

## Other bulletins for the same vehicles and component

- [19\-NA\-255](/bulletins/11016944.md), 2025-04-10, Service bulletin: STRUCTURE:BODY. This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting \(U.S. and Canada Only\).
- [05\-08\-51\-001L](/bulletins/11015382.md), 2025-03-08, Service bulletin: STRUCTURE:BODY. This informational bulletin provides a procedure on how to remove the paint stain that may present itself under the shipping film.
- [22\-NA\-244](/bulletins/11014238.md), 2025-02-12, Service bulletin: UNKNOWN OR OTHER; STRUCTURE:BODY. This warranty administration service bulletin provides information about GM Accessories \- Dealer\-Installed, Repaired or Replaced During Warranty Coverage Period.
- [10\-08\-110\-001L](/bulletins/11014171.md), 2025-02-11, Service bulletin: STRUCTURE:BODY; VEHICLE SPEED CONTROL. This service bulletin provides information on proper use of floor mats.
- [24\-NA\-239](/bulletins/11013269.md), 2025-01-30, Service bulletin: ELECTRICAL SYSTEM; SEATS; STRUCTURE:BODY; STEERING; ENGINE. This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
- [21\-NA\-043](/bulletins/11011709.md), 2024-12-10, Service bulletin: STRUCTURE:BODY; WHEELS; ENGINE; SERVICE BRAKES; UNKNOWN OR OTHER. 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\-002R](/bulletins/11011704.md), 2024-12-10, Service bulletin: STRUCTURE:BODY. This informational bulletin provides technicians and dealership personnel with spray\-in bed liner general information and repair procedures.
- [19\-NA\-255](/bulletins/11010566.md), 2024-11-15, Service bulletin: STRUCTURE:BODY. This service bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting \(U.S. and Canada Only\).
- [12\-08\-51\-002Q](/bulletins/11010546.md), 2024-11-14, Service bulletin: STRUCTURE:BODY. This informational bulletin provides technicians and dealership personnel with spray\-in bed liner general information and repair procedures.
- [22\-NA\-244](/bulletins/11010493.md), 2024-11-13, Service bulletin: UNKNOWN OR OTHER; STRUCTURE:BODY. This warranty administration service bulletin provides information about GM Accessories \- Dealer\-Installed, Repaired or Replaced During Warranty Coverage Period.

JSON: [/v1/bulletins/10199284](/v1/bulletins/10199284)

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