P Proop New member Joined Oct 31, 2021 Messages 1 Reaction score 0 Points 0 Oct 31, 2021 #1 Noise coming from engine when is raining or has rained sounds like possibly from idler pulley or that area , curio if anyone else had had this issue 2013 Silverado 5.3 engine
Noise coming from engine when is raining or has rained sounds like possibly from idler pulley or that area , curio if anyone else had had this issue 2013 Silverado 5.3 engine
zora Staff member Joined Apr 24, 2012 Messages 5,519 Reaction score 139 Points 63 Oct 31, 2021 #2 Take a spray bottle filled with water and start testing.
