Service bulletin PIT6521
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 | 11033988 |
| Published by NHTSA | 2026-06-18 |
| Manufacturer's number | PIT6521 |
| Manufacturer's date | 2026-06-09 |
| NHTSA component | UNKNOWN OR OTHER |
NHTSA's summary
This PI advises dealers that if DTC P0606 and/or P0607 are set in the K160 EBCM, additional diagnostic aids should be followed to ensure the module requires replacement
The document
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Trouble codes named
P0606, P0607
| BUICK ENCLAVE | 2025 |
|---|---|
| CHEVROLET COLORADO | 2023, 2024, 2025, 2026 |
| CHEVROLET TRAVERSE | 2024, 2025 |
| GMC CANYON | 2023, 2024, 2025, 2026 |
Listing a model year does not mean every vehicle of it is concerned: the document says which.