3

looks like air resonator. https://www.ebay.com/itm/For-Chevy-Express-3500-03-19-Engine-Air-Intake-Resonator-Chamber-GM-Original-/283656815700 number 16 in the link below https://www.ebay.com/itm/GM-OEM-Air-Cleaner-Rear-Intake-Duct-Tube-Hose-15270558/202924783543?fits=Model%3AExpress+2500%7CMake%3AChevrolet&epid=659531762&hash=item2f3f4277b7:g:...


1

Use a volt meter to check the battery voltage when the engine is running and again when it is stopped. If the voltage is 13v or above when the engine is running, then the alternator is working fine. If the alternator appears to be working and the voltage is below 12v when the engine is stopped then your battery is likely dying. The easiest way to test the ...


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