Service bulletins for the 2001 Chevrolet B7
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.
204 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Engine are shown. Show all
| 020604026A | 2003-02-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE BACKFIRE AND RELATED DRIVEABILITY ISSUES. *TT |
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| 020601035 | 2003-02-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. HIGH OIL CONSUMPTION. *TT |
| 020604026 | 2002-10-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. THIS BULLETIN IS BEING ISSUED TO ASSIST TECHNICIANS IN EFFICIENTLY DIAGNOSING AND CORRECTING BACKFIRE AND OTHER RELATED DRIVEABILITY CONCERNS. *TT |
| 020604005 | 2002-04-02. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SUBJECT REGARDING REVISED DIAGNOSTIC TROUBLE CODE P1221 SERVICE MANUAL INFORMATION. *TT |
| 010601019 | 2001-11-01. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME CUSTOMERS MAY COMMENT ON EXCESSIVE ENGINE VIBRATION AT IDLE ON VARIOUS 1998 - 2001 MEDIUM DUTY MODELS INCLUDING CHEVROLET AND GMC F MODELS. *TT |
| 010601018 | 2001-08-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:GASOLINE. SOME OWNERS MAY COMMENT ON A TICKING NOISE IN THEUPPER END OF THE ENGINE. THE NOISE IS CONSTANT AND DOES NOT VARY WITH ENGINE RPM. A LOSS OF POWER MAY BE NOTICED. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.