Service bulletin PIT6452E

Manufacturer communication, from NHTSA Manufacturer Communications

Published by NHTSA: Aug 27, 2026
Manufacturer: CHEVROLET
NHTSA ID: 11036401
NHTSA category: Service Bulletin/Repair Instructions
Applies to, as stated by NHTSA: CADILLAC ESCALADE 2025-2026; CADILLAC ESCALADE ESV 2025-2026; CHEVROLET SILVERADO 1500 2025-2026; CHEVROLET SUBURBAN 1500 2025-2026; CHEVROLET TAHOE 2025-2026; GMC SIERRA 1500 2025-2026; GMC YUKON 2025-2026; GMC YUKON XL 2025-2026
Component, as stated by NHTSA: UNKNOWN OR OTHER

Text of the manufacturer communication

This is a diagnostic PI to assist on a repair to fix a concern for the HVAC temperature doors binding at times

Manufacturer document number: PIT6452E
Date of the communication: 2026-08-22

NHTSA reuses some ID numbers across record types. If its page lists more than one record, this one is the manufacturer communication dated Aug 27, 2026.

For the 2022 Chevrolet Silverado 1500

LT Trail Boss Crew Cab

Ignored

Relevance of 7% is under one half, so the notice is ignored whatever the other figures say.

Vehicle relevance: 7%
Attention: 12%
Interrupt probability: 12%

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

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

Decided by jev-1.13.0 in 155 ms from 1,696 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
7%	12%	12%	Ignored
1%	4%	4%	Ignored
1%	4%	5%	Ignored
1%	3%	4%	Ignored
1%	4%	4%	Ignored
1%	4%	5%	Ignored
1%	4%	5%	Ignored
1%	4%	4%	Ignored
1%	3%	4%	Ignored
1%	4%	4%	Ignored
1%	4%	4%	Ignored
1%	4%	4%	Ignored
1%	4%	4%	Ignored
1%	4%	4%	Ignored
1%	4%	5%	Ignored
1%	4%	5%	Ignored

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