[BLov]

Delco 24000395
Delco 24001920

Everywhere says discontinued and no replacement

GMParts, RockAuto

Where can I find these, I am in warning 52 miles to 65 mph max, then 55mph, then limp mode.

Thanks

 

[jokerman]

Had to replace NoX sensor recently on 2016 Colorado. Got thru dealer, took about 3 weeks.