Service bulletins for the 2011 Chevrolet Express
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.
1716 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Engine are shown. Show all
| 030604017I | 2016-10-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. THIS INFORMATIONAL BULLETIN EXPLAINS THE USE OF DIESEL FUEL ADDITIVES IN AN ENGINE, ARE NOT REQUIRED UNLESS THE CUSTOMER DESIRES ADDITIVES TO PREVENT FUEL CONCERNS DEPENDING ON FUEL OR TEMPERATURE RELATED CONDITIONS. |
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| 030603004R | 2016-10-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY. |
| 000601026I | 2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETINS PROVIDES INFORMATION ON THE INTAKE MANIFOLD INSPECTION/REPLACEMENT AFTER SERVERE INTERNAL ENGINE DAMAGE. |
| 000601012F | 2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO GM DEALERS ON THE CORRECT CLEANING METHODS WHEN CLEANING ENGINE GASKET SEALING SURFACES. |
| 16NA249 | 2016-10-14. Service bulletin. ENGINE AND ENGINE COOLING. THIS INFORMATIONAL BULLETIN EXPLAINS A POSSIBLE NORMAL WHINING NOISE FROM THE BALANCE SHAFT CHAIN IF THE VEHICLE HAS LESS THAN 10,000 MILES ON IT. |
| 16NA244 | 2016-10-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. THIS INFORMATIONAL BULLETIN PROVIDES ADDITIONAL INFORMATION ABOUT THE DEF USE AND TREATMENT OF THE FLUID. |
| G-208062 | 2016-09-07. Service bulletin. ENGINE. 13386 - SPECIAL COVERAGE. ON SOME VEHICLES EQUIPPED WITH A 6.6L DIESEL ENGINE, THE NITROGEN OXIDE (NOX) SENSOR MAY FAIL DUE TO CONTAMINATION BETWEEN THE TERMINALS IN THE SENSOR AND THE WIRE INTERFACE. THE CONTAMINATION MAY CAUSE THE NOX SENSOR SIGNAL TO BECOME UNSTABLE AND/OR OSCILLATE WHICH MAY CAUSE A MALFUNCTION INDICATOR LIGHT TO ILLUMINATE. IF THE CONDITION OCCURS WITHIN THE STATED SPECIAL COVERAGE TERMS, THE NOX SENSOR WILL BE REPLACED. |
| CSP-15801 | 2016-08-18. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. 15801 – CUSTOMER SATISFACTION PROGRAM. VEHICLES EQUIPPED WITH THE DURAMAX DIESEL ENGINE OPTION AND THE AMBULANCE UPFITTER OR FIRE TRUCK UPFITTER OPTION MAY HAVE A CONDITION IN WHICH THE EMISSION CONTROL SYSTEM AS DESIGNED WILL LIMIT SPEED UNDER CERTAIN CONDITIONS. THE EPA HAS APPROVED GENERAL MOTOR’S REQUEST TO REMOVE THE EMISSION CONTROL SYSTEM SPEED LIMITATIONS ON THESE EMERGENCY VEHICLES WHERE APPLICABLE. DEALERS ARE TO REPROGRAM THE ENGINE CONTROL MODULE (ECM) WITH NEW CALIBRATION FOR EMERGENCY VEHICLES, WHICH WILL REMOVE THE EMISSION CONTROL SYSTEM SPEED LIMITATIONS, AND ALSO PROVIDE AN EARLIER WARNING FOR DIESEL PARTICULATE FILTER (DPF) REGENERATION. |
| SB-07-06-01-016C | 2016-08-09. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION INTERNAL ENGINE NOISE OR DAMAGE AFTER OIL FILTER REPLACEMENT |
| 15801 | 2016-07-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. CONDITION Certain 2010-2016 model year Chevrolet Express, GMC Savana, 2011-2013 model year Chevrolet Silverado HD, 2015-2016 model year Chevrolet Silverado HD, 2011-2012 model year GMC Sierra HD, 2015 model year GMC Sierra HD vehicles equipped with Duramax diesel engine (RPO LGH or LML) and Ambulance Upfitter or Fire Truck Upfitter (RPO YF2 or ANM), may have a condition in which the emission control system as designed will limit speed under certain conditions. The EPA has approved General Motor’s request to remove the emission control system speed limitations on these emergency vehicles where applicable. |
| PI1164B | 2016-07-07. Service bulletin. ENGINE. Some customers may comment on vehicle reduced engine power with a Service Engine message displayed. Upon inspection, a technician may find DTC P2263 set. This condition may be caused by snow or ice being ingested into the air cleaner housing and accumulating in the air cleaner element, resulting in restricted airflow into the engine. |
| PI1164B | 2016-07-07. Service bulletin. ENGINE. Some customers may comment on vehicle reduced engine power with a Service Engine message displayed. Upon inspection, a technician may find DTC P2263 set. This condition may be caused by snow or ice being ingested into the air cleaner housing and accumulating in the air cleaner element, resulting in restricted airflow into the engine. |
| 14370 | 2016-06-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| SB-PIP-4775-B | 2016-06-13. Service bulletin. ENGINE AND ENGINE COOLING. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PI1214A | 2016-06-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PI1214 | 2016-06-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PIP5204A | 2016-06-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PI1164A | 2016-06-09. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PI1164 | 2016-06-09. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PIP4887B | 2016-06-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PIP4887A | 2016-06-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| 10-06-05-002A | 2016-05-19. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PIE0253 | 2016-05-09. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PIP4894A | 2016-05-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
| PIP5007B | 2016-05-09. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.