# Service bulletin PIT6513

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.

- Type: Service bulletin
- NHTSA id: 11032770
- Published by NHTSA: 2026\-05\-19
- Manufacturer's number: PIT6513
- Manufacturer's date: 2026\-05\-11
- NHTSA component: UNKNOWN OR OTHER

## NHTSA's summary

This PI states that if SDGM DTC U3000 Sym 49 is set and no other SDGM DTCs are present, clear DTCs and reset the SDGM. Advises of how to contact PQC to authorize SDGM replacement.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2026/MC-11032770-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2026/MC-11032770-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Trouble codes named

U3000

## Vehicles listed

- 2022 to 2023 BUICK ENVISION
- 2022 to 2026 CADILLAC CT4
- 2022 to 2024 CADILLAC CT5
- 2022 to 2024 CADILLAC ESCALADE
- 2022 to 2024 CADILLAC ESCALADE ESV
- 2022 to 2023 CHEVROLET CORVETTE
- 2022 to 2026 CHEVROLET SILVERADO 1500
- 2022 to 2026 CHEVROLET SILVERADO 2500
- 2022 to 2026 CHEVROLET SILVERADO 3500
- 2022 to 2024 CHEVROLET TAHOE
- 2024 to 2026 GMC SIERRA 1500
- 2024 to 2026 GMC SIERRA 2500
- 2024 to 2026 GMC SIERRA 3500
- 2022 to 2024 GMC YUKON
- 2022 to 2024 GMC YUKON XL

JSON: [/v1/bulletins/11032770](/v1/bulletins/11032770)

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