2024 Lexus GX problems & reliability
19 owner complaints filed with NHTSA for the 2024 Lexus GX, alongside 4 safety recall campaigns. Last verified Sep 6, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
1 complaint report injuries (1 injured).
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Electrical System | 5 | 26% |
| Engine | 5 | 26% |
| Unknown / Other | 5 | 26% |
| Power Train | 3 | 16% |
| Service Brakes | 3 | 16% |
| Air Bags | 1 | 5% |
| Forward Collision Avoidance | 1 | 5% |
| Steering | 1 | 5% |
| Structure | 1 | 5% |
| Vehicle Speed Control | 1 | 5% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 11 reported components →Complaints by incident year
What owners report
“On XXX I brought the vehicle to Tri-County and advised them that the vehicle was shifting roughly when coming to a complete stop or when slowing down to take a turn and beginning to accelerate. The dealership acknowledged the issue and advised that they were waiting for a software update. On XXX, I brought the vehicle…”
Power Train · filed Sep 3, 2026
“The GX 550 has many people online complaining about the windshields cracking from the bottom for no reason. The crack is getting worse and close to line of sight. This is happening without something striking it.”
Visibility/wiper · filed Jun 4, 2026
“My engine failed as I was driving down the highway at high speed. I was thankfully able to move over lanes and park safely on side of the rode before it came to a complete stop. It never turned back on. Lexus had to send a tow truck to pick it up and has been @ Dealership in Lubbock tx since 3/9/26”
Engine · filed Jun 3, 2026
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
54 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2024 Lexus GX. The 10 most recent:
Some 2022 – 2026 model year LX 600, 2024 – 2026 model year GX 550, and 2025 – 2026 model year LX 700h vehicles may exhibit a condition where the front brakes produce a squealing noise when driving forward or in reverse
L-SB-0053-25 Rev2 · Service Bulletin/Repair Instructions · issued Jul 1, 2026
Some 2024 – 2026 model year GX 550 vehicles may exhibit a vibration at idle when in drive. The Engine Control Module (ECM) logic has been modified, in addition to improved exhaust hangers, to help improve this condition.
L-SB-0013-26 · Service Bulletin/Repair Instructions · issued May 29, 2026
Some 2024 – 2025 model year GX 550 vehicles may exhibit a harsh downshift (2 – 1) when slowing to a stop. The Electronic Controlled Transmission (ECT) ECU logic has been modified to address this condition.
L-SB-0042-25 Rev2 · Service Bulletin/Repair Instructions · issued May 5, 2026
Some 2022 – 2026 model year LX 600, 2024 – 2026 model year GX 550, and 2025 – 2026 model year LX 700h vehicles may exhibit a condition where the front brakes produce a squealing noise when driving forward or in reverse.
L-SB-0053-25 · Service Bulletin/Repair Instructions · issued Feb 21, 2026
Some 2024 model year GX 550 vehicles may exhibit an abnormal hood fluttering and/or vibration while driving 25 mph or higher. The mastic between the outer panel and the hood brace may have separated.
L-SB-0013-25 Rev1 · Service Bulletin/Repair Instructions · issued Feb 7, 2026
Some 2024 – 2025 model year GX 550 vehicles may exhibit a harsh downshift (2 – 1) when slowing to a stop. The Electronic Controlled Transmission (ECT) ECU logic has been modified to address this condition.
L-SB-0042-25 Rev1 · Service Bulletin/Repair Instructions · issued Feb 5, 2026
Some 2005 – 2026 Lexus vehicles that have undergone water intrusion may exhibit a condition in which a musty odor is present. Follow the procedures in this bulletin to remediate the odor and address this condition. The…
L-SB-0030-24 Rev2 · Service Bulletin/Repair Instructions · issued Dec 15, 2025
Some 2024 – 2026 model year GX 550, 2022 – 2026 model year LX 600, and 2025 – 2026 model year LX 700h vehicles may exhibit a condition where the front brakes produce a squealing noise when driving forward or in reverse.
L-SB-0053-25 · Service Bulletin/Repair Instructions · issued Nov 21, 2025
OBSOLETE NOTICE November 21, 2025: This bulletin is now obsolete. Please see L-SB-0053-25
L-SB-0036-24 Rev2 · Service Bulletin/Repair Instructions · issued Nov 21, 2025
Some 2024 – 2025 model year GX 550 vehicles may exhibit a harsh downshift (2 – 1) when slowing to a stop. The Engine Control Module (ECM) (SAE term: Powertrain Control Module/PCM) logic has been modified to address this…
L-SB-0042-25 · Service Bulletin/Repair Instructions · issued Sep 17, 2025
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2024 Lexus GX has 4 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2024 Lexus GX?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.