PIP5653M
Service Bulletin Details
Public Details for: PIP5653M
This preliminary information communicates that engineering is investigating a repair for a chirp noise associated with the front axle assembly.
Models from 2022
| 2022 CADILLAC ESCALADE |
| 2022 CHEVROLET SILVERADO 1500 |
| 2022 CHEVROLET SUBURBAN |
| 2022 CHEVROLET TAHOE |
| 2022 GMC SIERRA 1500 |
| 2022 GMC YUKON |
Models from 2021
| 2021 CADILLAC ESCALADE |
| 2021 CHEVROLET SILVERADO 1500 |
| 2021 CHEVROLET SUBURBAN |
| 2021 CHEVROLET TAHOE |
| 2021 GMC SIERRA 1500 |
| 2021 GMC YUKON |
Models from 2020
| 2020 CHEVROLET SILVERADO 1500 |
| 2020 GMC SIERRA 1500 |
Models from 2019
| 2019 CHEVROLET SILVERADO 1500 |
| 2019 GMC SIERRA 1500 |
Bulletin No.: PIP5653M Published date: 02/9/2022 Preliminary Information PIP5653M Squeak Chirp Noise From Front Axle In 2wd Models Brand: Model: Model Years: VIN: from to Engine: Transmissions: Cadillac Escalade 2021 - 2022 All All All All Chevrolet Silverado 1500 New Model 2019 All All All All Chevrolet Silverado 1500 2020 - 2022 All All All All Chevrolet Suburban 2021 - 2022 All All All All Chevrolet Tahoe 2021 - 2022 All All All All GMC Sierra 1500 New Model 2019 All All All All GMC Sierra 1500 2020 - 2022 All All All All GMC Yukon 2021 - 2022 All All All All Involved Region or Country North America Additional Options (RPO) Condition SU4 Squeak or chirp noise in 2wd gone in 4wd. Cause Left front axle shaft and slinger Correction Some customers may comment on a squeak or chirp noise in 2wd that goes away in 4wd. Some people may also describe it as a metallic jingle, ringing, click or tick. Condition is easiest to duplicate in warmer ambient temperatures, after approximately 30 miles of driving and is barely audible. Technician may notice that the noise seems to be from the front left axle seal area. This information only applies to the SU4 axle in pick up applications AND all utilities. This condition does not a ect durability and or operation of the vehicle but may be annoying to some customers. Test drive the vehicle and con rm the noise is in fact as described above and isolated to the front left axle seal area. If the concern matches the conditions outlined in this document replace the left front stubshaft with part number 86823279 (which will include the retainer ring and slinger). THIS REPAIR IS DIFFERENT THAN PREVIOUS REPAIR ATTEMPTS. ANY VEHICLE THAT HAS HAD A PREVIOUS REPAIR ATTEMPT AND THE CONDITION REPEAT PRIOR TO 1/27/2022 SHOULD HAVE THIS REPAIR PERFORMED. If the vehicle returns with the same condition after part number 86823279 has been installed contact/set up a tac case and provide the following information. 1: Mileage when 86823279 was installed. 2: Current mileage 3: Any repairs/replacement to the front di erential. See Front Wheel Drive Shaft Replacement -Left Side (SU4) for Pick Up applications and Front Wheel Drive Shaft Replacement -Left Side for Utilities. Parts Information Parts Information Description Part Number Quantity Shaft, Frt wheel drive 86823279 1 Warranty Information For vehicles repaired under the Powertrain coverage, use the following labor operation. Reference the Applicable Warranties section of Investigate Vehicle History (IVH) for coverage information. Labor Operation Description Labor Time 3087088* Left axle shaft replacement w/test drive. 1.6 Hr. *This is a unique Labor Operation for Bulletin use only. Version History Version Modi ed 13 05/29/2019 - Created on 08/05/2019 - Updated to add repair direction 08/06/2019 - Updated WPC Process 10/01/2019 updated to re ect out of stock at WPC. 10/9/2019 Updated to resume WPC process. 03/26/2020 Updated to add 2020 Model years 05/15/2020 updated to re ect out of stock at WPC. 07/21/2020 Updated repair direction and parts list. 08/12/2020 Updated to re ect out of stock at WPC. 08/24/2020 Updated to re ect parts back in stock at WPC 04/14/2021 Updated to instruct dealer that engineering is further looking into this. 01/27/20221 Updated to update repair instructions. 02/09/2020 changed warranty statement from bumper to bumper to powertrain © 2022 General Motors. All Rights Reserved.