Service bulletins for the 2016 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.
1291 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: EGR valve are shown. Show all
| 08-06-04-003D | 2021-04-20. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE); EQUIPMENT. New Tool Availability — EN-48974 – EGR Cooler Pressure Tester Adapter Set to Diagnose Duramax® Diesel Engine EGR Cooler Engine Coolant Leaks into Combustion Chamber |
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| N192210260 | 2019-12-30. Service bulletin. FUEL SYSTEM, DIESEL; EQUIPMENT; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). N192210260 - Special Coverage Adjustment - Certain vehicles that are equipped with a diesel engine (LML/LGH) may have a condition which causes an offset in the temperature sensor in the diesel-emission-reduction fluid (DEF) tank reservoir or causes the DEF heater performance to degrade. If this condition occurs, the Malfunction Indicator Light (Check Engine Light) will illuminate, the ?Service Exhaust Fluid System? or ?Service Emission System? message will be displayed, and a diagnostic trouble code related to the condition will be set. Dealers are to replace the DEF tank reservoir as necessary. The repairs will be made at no charge to the customer. |
| 16-NA-212 | 2017-01-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE); EQUIPMENT. THIS INFORMATION BULLETIN PROVIDE INFORMATION ON A NEW WAY TO LOOK AT NOX SENSOR READINGS AND EXHAUST TEMPERATURE DURING A DPF REGENERATION OR A REDUCTANT FLUID QUALITY TEST. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.