Service bulletins for the 2026 Kia Carnival
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
32 on file from NHTSA, as of 2026-10-19.
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By component
By trouble code
Only bulletins with component: Glass, wipers and mirrors are shown. Show all
| TSB_ELE403_R1 | 2025-12-01. Service bulletin. VISIBILITY/WIPER. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: A/C COMPRESSOR REPLACEMENT (SA632) - This bulletin has been revised as a Combination TSB/SA and includes additional information. New/revised sections of this bulletin are indicated by a black bar in the margin area. This bulletin provides information to address air conditioning performance issues reported on certain 2025-2026 model year Carnival (KA4) vehicles produced between December 1, 2024, and June 12, 2025. Customers may experience intermittent cooling or insufficient cooling at low blower speeds. The cause may be excessive clearance between the compressor piston and cylinder, which reduces refrigerant compression and results in inconsistent or weak cooling performance. |
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| TSB_ELE403 | 2025-12-01. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY/WIPER. TECHNICAL SERVICE BULLETIN: SERVICE ACTION: A/C COMPRESSOR REPLACEMENT (SA632) - This bulletin provides information to address air conditioning performance issues reported on certain 2025- 2026 model year Carnival (KA4) vehicles produced between December 1, 2024, and June 12, 2025. Customers may experience intermittent cooling or insufficient cooling at low blower speeds. The cause may be excessive clearance between the compressor piston and cylinder, which reduces refrigerant compression and results in inconsistent or weak cooling performance. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.