Auto Dimming Heat Turn Signal Left Driver Mirror Glass for Silverado 88944391. Replaces oe number : 88944391. Replaces partslink number : GM1324102. Notes : With backing plate and auto-dimming feature. Blind spot detection : Without Blind Spot Feature. Turn signal light : With Turn Signal Light. Interchange part number : 88944391, GM1324102. Prop 65 warning : WARNING: This product can …Read more »