Sierra 3500 Denali 2WD V8-6.0L (2011)
X203
X203 Instrument Panel Harness (Y91) or I/P Extension Harness (except Y91) to Headliner Harness (UE1, UUL or UUK)
X203
X203 Instrument Panel Harness (Y91) or I/P Extension Harness (except Y91) to Headliner Harness (UE1, UUL or UUK)