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U0164 code: Lost Communication With HVAC Control Module

Code U0164 is named in 9 US owner complaints. Models: 8, model years 2006–2023.

What the code means

Lost Communication With HVAC Control Module. Generic meaning per SAE J2012 (the same for all makes).

How to read U0164: the letter U means network communication between modules; the second digit 0 marks a generic SAE code shared by all makes; the last three characters 164 identify the specific fault.

Codes for body, door, climate, instrument cluster and infotainment modules. On a damaged car they often point to wiring or a connector damaged in the impact zone, or to water inside.

Key figures

Complaints with this code
9
Models
8
Model years
2006–2023

Which models and years

Models whose owners name this code (8). Years link to the model year problems page.

Model Years Complaints
Jeep Cherokee 2015, 2017 2
Chevrolet Cruze 2016 1
Chevrolet Malibu 2020 1
Chevrolet Silverado 2500 2018 1
Chrysler SRT8 2006 1
Ford F-150 2020 1
KIA Niro 2023 1
KIA Sorento 2022 1

Components named together with the code

Component as the owner filed it (one complaint can list several).

Complaints by model year

What to do if an auction car has this code

What owners report

Excerpts of owner complaints in the original wording. Owner statements not verified by the regulator; personal data removed.

Related codes

Sources: public official US data (owner complaints) and the SAE J2012 standard. Complaints are owner statements not verified by the regulator. A code from a complaint does not replace a scan tool diagnosis. Data updated 2026-11-10.