NHTSA ID Number: 10178355
Manufacturer Communication Number: PIT5649A
Summary
This Preliminary information communicates that the rear park assist chime will be inoperative if the customer removes the rear speakers during the upfit of the vehicle.
6 Affected Products
Vehicle
| MAKE | MODEL | YEAR |
| CHEVROLET | TAHOE | 2015-2020 |
SEOCONTENT-START
Bulletin No.: PIT5649A Published date: 06/26/2020
Preliminary Information
PIT5649A Rear Park Assist Chime Inoperative
Models
Brand: Chevrolet![]()
Model: Tahoe
Model Years: 2015 – 2020
VIN:
from to
All All
All
All
Transmissions:
Involved Region or Country
Additional Options (RPO)
Condition
Cause
North America
9C1 – Police Patrol Vehicle (PPV) or 5W4 – Special Service Vehicle
A customer may comment that the rear park assist system chime is inoperative.
If the rear speaker outputs from radio have been disabled, or if the rear speakers have been
removed or disabled for any reason, the rear park assist system chime will be inoperative. The
customer will need to reconnect or install the rear speakers or speaker outputs to make the system
operate correctly.
NOTE: Some customers may route the front speaker outputs to the rear speakers at the radio and use
the front speaker outputs for their own radios or equipment.
Correction:
None, as this was caused by the customer upfitting the vehicle.
Additional SI Keywords
alert, back, backup, reverse, up
Version History
Version 2
Modified 01/11/2019 – Created
06/26/2020 – Superseded to add the 2020 models.
SEOCONTENT-END
1 Associated Document
Manufacturer Communications
Bulletin No.: PIT5649A
Published date: 06/26/2020
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors

- GM Engineers design and validate OE parts specifically for your Chevrolet
, Buick
, GMC, or Cadillac
vehicle - Collision parts are designed to help promote proper and safe repair
- Vehicle Fitment:This Backup Parking Sensor fits for 【2014-2015 Chevy
SS Rear】【2014-2019 Chevy
Impala Rear】【2015 Chevy
Suburban Rear】【2015 Chevy
Suburban 3500 HD Rear】【2015 Chevy
Tahoe Rear】【2015 Chevy
Silverado 1500 Rear】【2015 Chevy
Silverado 2500 HD Rear】【2015 Chevy
Silverado 3500 HD Rear】【2016-2018 Chevy
Camaro Rear】【2016-2019 Chevy
Malibu Front; Rear】【2017-2019 Chevy
Trax Rear】【2017-2019 Chevy
Sonic Rear】【2018-2019 Chevy
Traverse Rear】 - Vehicle Fitment:This Park Assist Object Sensor fits for Buick
and Cadilac 【2018 Buick
Enclave Front; Rear】【2019 Buick
Enclave Rear】【2017-2019 Buick
Encore Rear】【2014-2019 Cadillac
CTS Front; Rear】【2014-2019 Cadillac
XTS Front; Rear】【2015 Cadillac
Escalade Front; Rear】【2015 Cadillac
Escalade ESV Front; Rear】【2016-2018 Cadillac
CT6 Front; Rear】【2017-2019 Cadillac
XT5 Front; Rear】 - Vehicle Fitment:Parking Alarm Sensor for 【2017-2019 GMC Acadia Rear】【2015 GMC Sierra 1500 Rear】【2015 GMC Sierra 2500 HD Rear】【2015 GMC Sierra 3500 HD Rear】【2015 GMC Yukon Rear】【2015 GMC Yukon XL Rear】
- Reference Number:22998458 23428268 684-048. It is a direct replacement for the factory parking assist sensors of your vehicle and you can save hundreds dollars by doing this replacement yourself. This Reverse Parking assist sensor is designed to match OE units in fit, form, and function for peak performance, 3 pins terminal connector for plug and play design, easy to install, no wire splicing necessary, direct replacement for a proper fit every time.
- Trustworthy Quality:This Bumper PDC Park Assist Object Sensor is manufactured to exacting standards to ensure reliable performance and durability, the sensors are constructed of high quality material to ensure trouble-free performance and long service life, every component has undergone complete quality control throughout the manufacturing process.
- Compatible Models: Compatible with Chevrolet
2007-2013 Avalanche, 2007-2014 Silverado 1500, 2007-2014 Silverado 2500 HD, 2007-2014 Silverado 3500 HD. Compatible with GM 2007-2014 Sierra 1500, 2007-2014 Sierra 2500 HD, 2007-2014 Sierra 3500 HD - Precise Replacement: This automotive park assist sensor bracket features the original equipment manufacturer part number #25844782. Dimensions: 1.32 × 1.32 × 1.25 inches. Inner diameter: 0.66 inches. Before placing your order, please verify the product dimensions, vehicle model, and OEM specifications
- Secure Mounting: The rear parking sensor bracket provides a sturdy mounting base for your radar sensor, keeping the probe precisely angled at all times. It won't loosen or shift even when driving on rough roads or off-road terrain. This is an essential automotive accessory
- Long-lasting Durability: This automotive parking assist sensor mounting frame offers exceptional durability and impact resistance, withstanding daily wear and tear as well as high-temperature environments. It resists cracking and aging, resulting in a long service life
- Plug-and-Play: The replacement process is extremely simple, requiring no special skills or tools. Simply detach the mounting bracket frame housing from the rear bumper parking assist sensors, then align the new bracket and press it into place until it clicks securely
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors

- GM Engineers design and validate OE parts specifically for your Chevrolet
, Buick
, GMC, or Cadillac
vehicle - Collision parts are designed to help promote proper and safe repair
- Helps assist driver awareness
- Read the vehicle owner's manual for important feature limitations and information
- Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
- GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors

- GM Engineers design and validate OE parts specifically for your Chevrolet
, Buick
, GMC, or Cadillac
vehicle
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