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Service bulletin PI1129

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 id10133090
Published by NHTSA2018-04-16
Manufacturer's numberPI1129
Manufacturer's date2013-12-06
NHTSA componentBACK OVER PREVENTION: SENSING SYSTEM: SONAR/ULTRASONIC

NHTSA's summary

This preliminary information bulletin provides Information on Availability of Park Assist Sensors for Service.

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

Driver assistance, Backup camera

Vehicles listed
CHEVROLET SILVERADO 15002014 (the catalog's model; the bulletin names a series or trim of it)
GMC SIERRA 15002014 (the catalog's model; the bulletin names a series or trim of it)

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
15NA082B2024-02-12. Service bulletin. Clunking Noise from Front of Vehicle During Turns and/or Bumps
15NA0822024-02-12. Service bulletin. Clunking Noise from Front of Vehicle During Turns and/or Bumps
PIT5386J2024-01-29. Service bulletin. This Preliminary Information communication provides information to the technician about vehicles that are found to have a back-up alarm inoperative during the Pre-Delivery Inspection. On trucks equipped with the Back Up Alarm (RPO 8S3), the alarm will be intentionally left disconnected from the assembly plant. Technician will reroute the harness and plug it in.
PIT5039C2023-12-26. Service bulletin. Removing / Disabling Rear Park Assist RPO UD7.
131862023-12-11. Service bulletin. Service Update for Inventory and Customer Vehicles Incorrect battery Current Sensor jon Negative Battery Cable Assembly Expires with Base Warranty
1406040042023-12-11. Service bulletin. Various Engine Noises During Cold Start and Warm Engine Operation
1406040032023-12-11. Service bulletin. Identifying Non-GM ECM Calibration Use and Power-Up Hardware Detection in Duramax® Diesel Engines Using GDS 2
PIT5277C2023-12-04. Service bulletin. No Audio Except Chime Distorted Or Inoperative Rear Camera -No Audio- Displayed On Audio Page In DIC.
PIT5277A2023-12-04. Service bulletin. No Audio Except Chime Distorted Or Inoperative Rear Camera -No Audio- Displayed On Audio Page In DIC.
PIT52772023-12-04. Service bulletin. No Audio Except Chime Distorted Or Inoperative Rear Camera -No Audio- Displayed On Audio Page In DIC.