2026 Hyundai Santa Cruz TSBs
18 Technical Service Bulletins across 9 categories
Categories
Electrical
4 bulletinsCertain Santa Cruz (NXT) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer...
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initialization logic not being implemented. The DCU module may shut down telematics services after one year. Technical Service Bulletin (TSB) 25-01-079H-1 provides instructions to perform a software update for the DCU module.
Certain Santa Cruz (NXT) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer...
Read full bulletin
initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Certain Santa Cruz (NXT) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer...
Read full bulletin
initialization logic not being implemented. The DCU module may shut down telematics services after one year. This bulletin provides instructions to perform a software update for the DCU module.
Certain Santa Cruz (NXT) vehicles may exhibit a Data Communication Unit (DCU) software error due to the internal timer...
Read full bulletin
initialization logic not being implemented. The DCU module may shut down telematics services after one year. Technical Service Bulletin (TSB) 25-01-079H provides instructions to perform a software update for the DCU module. This update can also be conducted via OTA. The customer can complete on his/her own if he/she has an active subscription to Hyundai Bluelink. A visit to the dealership is not required. Deployment of the OTA to Bluelink customers is planned starting the week of 11/03/25.
Engine
3 bulletinsCertain vehicles equipped with internal combustion engines may exhibit higher-than-expected engine oil consumption.
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This bulletin provides the inspection and repair procedures for vehicles exhibiting this condition. All internal combustion engines consume engine oil as part of normal engine operation. Oil consumption rates may vary based on mileage, operating conditions, driving habits, and maintenance history. Hyundai recommends following the prescribed maintenance schedule and periodically checking the engine oil level using the dipstick to maintain proper engine oil level.
Some Santa Fe (MX5A) and Santa Cruz (NXT) vehicles may exhibit a low idle or excessive vibration while in Drive or...
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Reverse, or DTC P050600 (Idle Air Control System RPM Lower than Expected) caused by the one-way clutch sprags being misaligned. This bulletin provides instructions to remove the automatic transmission and replace the torque converter.
This bulletin provides information regarding condensation related to the accumulated moisture in the headlamp, rear...
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combination lamp, daytime running lamp (DRL), or fog lamp. This TSB illustrates the various causes of condensation inside the lamp assembly. Lamp assembly replacement is NOT necessary in most cases. This condition can be eliminated by turning on the lamps with the engine running for several minutes or during normal driving operation.
Other
3 bulletinsSome Santa Cruz (NXT) vehicles may have a tonneau cover that does not latch or unlatch, does not retract properly,...
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and/or has a v-gap that is present when closed. This may be due to a broken or missing clip on the underside of the tonneau cover. This bulletin provides instructions to inspect and, if necessary, repair the tonneau cover function using the Tonneau Cover Repair Kit or by replacing the tonneau handle and latch assembly.
Some vehicles may exhibit a loss of connectivity or interruptions in the middle of using Bluelink functions.
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This may be due to an occasional disconnection on Verizons communication network. Follow the procedures in this bulletin to verify Bluelink Data Communication Unit (DCU) network connection and if needed, reset the DCU in Dealer Mode to resolve the connection.
Some Santa Cruz (NXT) vehicles may have a tonneau cover that does not latch or unlatch, retract properly, and/or have a v-gap is present when closed.
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This may be due to a broken or missing clip on the underside of the tonneau cover. This bulletin provides instructions to inspect and, if necessary, repair the tonneau cover function using the Tonneau Cover Repair Kit or replacing the tonneau handle & latch assembly.
Brakes
2 bulletinsCertain Tucson (NX4A) and Santa Cruz (NXT) vehicles may exhibit air bubbles forming on the surface of the dashboard...
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(crash pad) due to poor adhesion caused by prolonged UV and heat exposure. Technical Service Bulletin (TSB) 26-01-074H provides instructions to inspect the dashboard (crash pad) for bubbling and, if necessary, to use needling and steel tamper tools to remove trapped air and repair the dashboard (crash pad) surface.
Certain Tucson (NX4A) and Santa Cruz (NXT) vehicles may exhibit air bubbles forming on the surface of the dashboard...
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(crash pad) due to poor adhesion caused by prolonged UV and heat exposure. This bulletin provides instructions to inspect the dashboard (crash pad) for bubbling and, if necessary, to use needling and steel tamper tools to remove trapped air and repair the dashboard (crash pad) surface.
Air Bags & Safety
2 bulletinsThe National Highway Traffic Safety Administration (NHTSA) has identified the presence of substandard and dangerous...
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drivers-side airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN). These inflators were not supplied, approved, or authorized by the vehicle manufacturers and have primarily been found in vehicles that previously experienced a crash and underwent airbag replacement using non-genuine parts. These dangerous inflators have ruptured during deployment, posing a serious risk of injury or death due to metal fragments entering the vehicle cabin. To date, Hyundai is aware of three people who have died while driving a Hyundai vehicle with one of these substandard replacement airbag inflators that deployed in what likely would have been a survivable crash. NHTSA has issued a public advisory urging vehicle owners and service professionals to have vehicles inspected if there is reason to believe that a non-genuine replacement airbag may have been installed. Vehicles with salvage or rebuilt titles, prior airbag deployments, or unknown repair histories may present a higher risk. NHTSA strongly cautions against self-inspection by vehicle owners and recommends inspection by trained technicians.
The National Highway Traffic Safety Administration (NHTSA) has issued an urgent safety advisory regarding dangerous,...
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counterfeit driverside airbag inflators manufactured by Jilin Province Detiannuo Automobile Safety System Co., Ltd. (DTN), that have been identified in U.S. vehicles following prior crashes, theft, or noncertified airbag replacements. These inflators are not approved for use, may rupture during deployment, and have caused serious injuries and fatalities. Please see attached announcement, provided by NHTSA, for more details.
Infotainment
1 bulletinThis bulletin provides information related to the navigation and head unit software changes introduced in the 2026 2nd...
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Navigation Map and Software Update. The changes may vary depending on vehicle type, model, and navigation system. Refer to the 2026 2nd Navigation Map and Software Update Key Improvements and Additional Improvements tables in this TSB for a list of specific changes. The software can be downloaded via Navigation Updater (NAU) and updated by USB.
Transmission
1 bulletinThis bulletin provides information related to a Transmission Control Unit (TCU) software update for some vehicles...
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equipped with an 8-speed wet dual clutch transmission (8WDCT). The software update revises the touch point learning variation, improving drivability and judder symptoms. Some 8WDCTs (indicated by a new part number) received an updated clutch spring. The correct TCU software update must be matched with the correct corresponding 8WDCT hardware, otherwise, drivability concerns may occur. This service procedure should be performed prior to any 8WDCT replacements done for drivability/judder concerns.
Software & Calibration
1 bulletinCertain Santa Cruz (NXT) vehicles may experience Over-the-Air (OTA) update failures due to outdated Central Communication Unit (CCU) software.
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This bulletin provides instructions to perform a software update for the CCU.
Lighting
1 bulletinSome 2019MY and newer vehicles equipped with a front view camera may illuminate certain warning lights and trigger DTC...
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C272246 fault code for the front camera. In the following cases, the front camera auto-calibration range may be exceeded while driving: If the front camera is not properly installed and is completely or partially detached. In case of excessive changes affecting the vehicle's balance (e.g., loading excessively heavy cargo in a specific location of the vehicle, or significant under-inflation of the tires). Specific road conditions affecting the vehicle's balance (e.g., excessive road crown) This TSB provides instructions on how to service the vehicle when the front camera related warning light(s) are triggered due to system out of calibration (DTC_C272246).