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2021 Cadillac CT4 Recalls

Updated May 30, 2026·Ethan Miller3 Critical Recalls

Recall Summary

The 2021 Cadillac CT4 has 10 recalls recorded by NHTSA.

3 High Risks Found — View Now

Total Recalls

10
3 High Risks

Source: NHTSA Campaign Data

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How to Handle Recalls

Check your VIN

Locate your 17-character VIN on the dashboard or driver's door jamb.

Verify Status

Visit the NHTSA Recall Website or the manufacturer's official page.

Schedule Repair

Contact a franchised dealership. Recall repairs are always free of charge.

Document It

Keep records of the repair for your vehicle history file to maintain value.

Note: Unrepaired recalls can affect vehicle safety and resale value. We recommend checking for open recalls at least once a year.

Recall Summary

What the recall count means for the 2021 Cadillac CT4

The 2021 Cadillac CT4 has 10 recall campaigns on record. Yes, buyers should pay close attention. The 2021 Cadillac CT4 has 3 serious recalls touching safety-critical systems, so a VIN-specific remedy check should happen before you buy.

Which systems are affected?

The main systems named in recall filings for the 2021 Cadillac CT4 include AIR BAGS:SIDE/WINDOW:CURTAIN, AIR BAGS, AIR BAGS:SRS MALFUNCTION WARNING LAMP/LIGHT, ELECTRICAL SYSTEM:SOFTWARE, EXTERIOR LIGHTING:LIGHTING CONTROL MODULE:SOFTWARE, POWER TRAIN:AUTOMATIC TRANSMISSION.

What should buyers check before purchase?

Run a VIN recall lookup, confirm dealer remedy completion, and compare the recall themes against the maintenance and complaints reports before committing.

What is the most serious recall on the 2021 Cadillac CT4?

General Motors, LLC. (GM) is recalling certain 2020-2022 Cadillac CT4 and CT5 vehicles. The roof rail side-curtain air bags may not have been installed correctly, which could result in an improper air bag deployment during a crash.

Read the full buyer guideMaintenance costs and intervalsOwner complaints by system2022 CT4 recalls2020 CT4 recalls2023 CT4 recalls
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Data and Methodology

MethodologyHow we score →

Scores are derived from NHTSA recalls and owner complaints, normalized by vehicle segment averages.

FAQ

How many recalls does the 2021 Cadillac CT4 have?

There are 10 recall campaigns for the 2021 Cadillac CT4.

Recall rows are tied to NHTSA campaign-level source references.

Review recall campaigns

Are there safety critical recalls for the 2021 Cadillac CT4?

There are 3 which have high risk. Prioritize campaigns affecting brakes, steering, airbags, fuel systems, or fire risk, then confirm remedy availability with VIN lookup.

Recall response workflow is provided next to the data table.

Show high risk recalls
Recall campaigns
10
Primary source
NHTSA recall filings and campaign references
Workflow
Count, campaign details, remedy status, and VIN verification

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Start here for the 2021 Cadillac CT4

Start here

Buyer guide

Full ownership breakdown

Maintenance guide

Costs + intervals

Owner complaints

Issue volume + categories

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In this guide

  1. 01Overview
  2. 02Action Plan
  3. 03Should Buyers Worry?
  4. 04NHTSA Recalls
  5. 05Data and Methodology

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Recalls for 2021 Cadillac CT4 Buyer's Guide

10 total campaigns, 3 marked high risk

High Riskcritical
ID: 21V611000

Air Bags

Side/WindowCurtain

General Motors, LLC. (GM) is recalling certain 2020-2022 Cadillac CT4 and CT5 vehicles. The roof rail side-curtain air bags may not have been installed correctly, which could result in an improper air bag deployment during a crash.

High Riskcritical
ID: 21V611000

Air Bags

General Motors, LLC. (GM) is recalling certain 2020-2022 Cadillac CT4 and CT5 vehicles. The roof rail side-curtain air bags may not have been installed correctly, which could result in an improper air bag deployment during a crash.

High Riskcritical
ID: 21V421000

Air Bags

Srs Malfunction Warning Lamp/Light

General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag malfunction indicator light to inconsistently illuminate.

moderate
ID: 21V421000

Electrical System

Software

General Motors, LLC (GM) is recalling certain 2021 Buick Envision, Cadillac CT4, CT5, Escalade, Escalade ESV, Chevrolet Tahoe, Corvette, Suburban, GMC Yukon, Yukon XL vehicles. The communications gateway module incorrectly processes a loss of communication with the sensing diagnostic module (SDM), causing the air bag malfunction indicator light to inconsistently illuminate.

moderate
ID: 22V903000

Exterior Lighting

Lighting Control ModuleSoftware

General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

moderate
ID: 22V903000

Exterior Lighting

Lighting Control ModuleSoftware

General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

moderate
ID: 22V903000

Exterior Lighting

Lighting Control ModuleSoftware

General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

moderate
ID: 22V903000

Exterior Lighting

Lighting Control ModuleSoftware

General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

moderate
ID: 22V903000

Exterior Lighting

Lighting Control ModuleSoftware

General Motors, LLC (GM) is recalling certain 2020-2023 Cadillac CT4 and CT5; 2021-2023 Buick Envision; and 2022-2023 Cadillac Escalade and Escalade ESV, Chevrolet Silverado 1500, Suburban, Tahoe, GMC Sierra 1500, Yukon, and Yukon XL vehicles. The daytime running lights (DRLs) may not deactivate when the headlights are on. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."

low
ID: 25V148000

Power Train

Automatic Transmission

General Motors LLC (GM) is recalling certain 2019-2020 Cadillac CT6, 2020-2021 CT4, CT5, and 2020-2022 Chevrolet Camaro vehicles equipped with a 10-speed transmission. The transmission may become damaged internally and cause the wheels to lock-up.