PIT5854A
Service Bulletin Details
Public Details for: PIT5854A
This preliminary information communicates information on vehicle speed being limited due to aftermarket lower kit being installed on the vehicle.
Models from 2022
| 2022 CADILLAC ESCALADE |
| 2022 CHEVROLET SUBURBAN |
| 2022 CHEVROLET TAHOE |
| 2022 GMC HUMMER EV |
| 2022 GMC YUKON |
Bulletin No.: PIT5854A Published date: N/A Preliminary Information PIT5854A Service Leveling System/Speed Limited Message Due to Aftermarket Modi cations Models Brand: Model: VIN: Model Years: from to Engine: Transmissions: Cadillac Escalade 2021 - 2022 All All All All Chevrolet Suburban 2021 - 2022 All All All All Chevrolet Tahoe 2021 - 2022 All All All All GMC Hummer EV 2022 All All All All GMC Yukon 2021 - 2022 All All All All The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in this PI. Involved Region or Country North America Additional Options (RPO) Condition Cause F47 Some customers may comment on a Service Leveling System/Speed Limited message on DIC. Dealers may nd no DTC's present. This could be caused by incorrect vehicle ride height variance due to an aftermarket lowering kit installed. Correction: Inspect for vehicle ride height being altered by performing the Trim Height Inspection (example Document ID # 5568651.) These lowering kits can cause premature wear to the air suspension components, tires, CV Joint, and also a ect headlamp aiming. Vehicle Ride Height lowered Note: Decreased distance between top of tire and fender well. If the suspension has been found to be lower than factory settings, inspect for aftermarket adjustable suspension height sensor links being installed. Factory suspension height sensor links are not adjustable. As shown below: Aftermarket Adjustable suspension height sensor links. As shown below: Aftermarket Adjustable Height Sensor Linkages incorrectly adjusted side to side. Aftermarket Adjustable Height Sensor Link not secured properly, preventing accurate height sensor readings. Notice Angle or Rear Axle Drive Shaft due to suspension being lowered. Warranty Information Any concerns or damage that occurs as a result of vehicle modi cation may not be covered under the Terms of the New Vehicle Limited Warranty. Reference the latest version of TSB 09-00-89-016 (Warranty Administration – Labor Operation 0600014 – Suspected Tampering or Vehicle Modi cations) if needed. Version History Version Modi ed 1 09/21/2021 - Created on. 6/21/2022 - Added 2022 Model Year and Hummer EV © 2022 General Motors. All Rights Reserved.