Service bulletin PIT6455C

Manufacturer communication, from NHTSA Manufacturer Communications

Published by NHTSA: Sep 2, 2026
Manufacturer: CHEVROLET
NHTSA ID: 11036707
NHTSA category: Service Bulletin/Repair Instructions
Applies to, as stated by NHTSA: CHEVROLET SILVERADO 1500 2025-2026; GMC SIERRA 1500 2025-2026
Component, as stated by NHTSA: UNKNOWN OR OTHER

Text of the manufacturer communication

This PI communications information that Engineering has released an OTA to correct the Service Driver Assist message with current DTC B1B2F Telematics Control Module and U1624 Image Processing Control Module setting.

Manufacturer document number: PIT6455C
Date of the communication: 2026-08-27

View original source on NHTSA.gov

NHTSA reuses some ID numbers across record types. If its page lists more than one record, this one is the manufacturer communication dated Sep 2, 2026.

For the 2022 Chevrolet Silverado 1500

LT Trail Boss Crew Cab

Ignored

Relevance of 8% is under one half, so the notice is ignored whatever the other figures say.

Vehicle relevance: 8%
Attention: 18%
Interrupt probability: 23%

Importance to this owner: 0.1 of 4, none
Vehicle area the notice is about: Software

This manufacturer communication does not appear to warrant attention for this vehicle.

Decided by jev-1.13.0 in 143 ms from 1,595 input tokens. Jev returns these figures and nothing else. It gives no reasons, and none are written for it here. The figures describe how relevant the notice is, not the condition of any vehicle.

Checked by code against NHTSA's fields

A plain comparison with the structured fields NHTSA filled in. Separate from Jev's decision.

YesNHTSA names this make
YesNHTSA names this model (listed as SILVERADO 1500)
NoNHTSA lists model year 2022 for this model

The same notice, every vehicle

Relevance	Attention	Interrupt	State
8%	18%	23%	Ignored
1%	5%	6%	Ignored
1%	5%	6%	Ignored
1%	4%	6%	Ignored
1%	5%	6%	Ignored
1%	6%	8%	Ignored
1%	5%	7%	Ignored
1%	5%	6%	Ignored
1%	4%	6%	Ignored
1%	4%	5%	Ignored
1%	6%	7%	Ignored
1%	5%	6%	Ignored
1%	4%	6%	Ignored
1%	7%	7%	Ignored
1%	5%	5%	Ignored
1%	5%	6%	Ignored

Select a vehicle to see its attention and interrupt figures above.