Service bulletins for the 2019 Cadillac XT4
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.
832 on file from NHTSA, as of 2026-10-19.
About P0299 on the 2019 Cadillac XT4: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P0299 are shown. Show all
| PIP5649 | 2019-06-10. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE. This Preliminary information communicates to the dealer that a customer may comment that their MIL is illuminated due to a P0299 set current or in history. It contains diagnostic tip information related to a potential empty fuel level concern. |
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| PIE0503B | 2019-05-20. Service bulletin. ENGINE. This engineering information PI ends the need for information from the field on reduced engine power, DTC P0299 set. |
| PIE0503A | 2019-03-25. Service bulletin. ENGINE AND ENGINE COOLING. This engineering information PI ends the need for information from the field on reduced engine power, DTC P0299 set. |
| PIE0503 | 2019-03-25. Service bulletin. ENGINE AND ENGINE COOLING. This engineering informational bulletin is requesting information from the field on reduced engine power, DTC P0299 set. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.