Emissions communication N242452131-02

Manufacturer communication, from NHTSA Manufacturer Communications

Published by NHTSA: Sep 15, 2026
Manufacturer: GMC
NHTSA ID: 11037312
NHTSA category: Emissions
Applies to, as stated by NHTSA: CHEVROLET COLORADO 2023-2024; CHEVROLET SILVERADO 1500 2023-2024; GMC CANYON 2023-2024; GMC SIERRA 1500 2023-2024
Component, as stated by NHTSA: FUEL/PROPULSION SYSTEM

Text of the manufacturer communication

Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall involving certain 2023-2024 model year Chevrolet Colorado / Silverado 1500 and GMC Canyon / Sierra 1500 vehicles equipped with a 2.7L engine (RPO L3B). The Engine Control Module (ECM) may not sufficiently control fuel injector flow rate under certain driving conditions. Dealers are to reprogram the ECM.

Manufacturer document number: N242452131-02
Date of the communication: 2026-09-11
Manufacturer campaign or software version: N242452131-02

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 15, 2026.

For the 2022 Chevrolet Silverado 1500

LT Trail Boss Crew Cab

Ignored

Relevance of 11% is under one half, so the notice is ignored whatever the other figures say.

Vehicle relevance: 11%
Attention: 22%
Interrupt probability: 26%

Importance to this owner: 0.3 of 4, none
Vehicle area the notice is about: Engine

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

Decided by jev-1.13.0 in 134 ms from 1,730 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
11%	22%	26%	Ignored
3%	6%	7%	Ignored
2%	5%	6%	Ignored
2%	5%	6%	Ignored
2%	5%	6%	Ignored
2%	6%	6%	Ignored
1%	4%	5%	Ignored
1%	4%	5%	Ignored
1%	4%	5%	Ignored
1%	5%	6%	Ignored
1%	4%	5%	Ignored
1%	4%	5%	Ignored
1%	4%	5%	Ignored
1%	4%	6%	Ignored
1%	4%	5%	Ignored
1%	5%	6%	Ignored

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