Compatible With With The Following Vehicles:Compatible With: 2003-2009Compatible With Chevytrailblazer,All Submodels,All Engines,Without Headlight Washers, With Fog Lights, With Drl/Off Mode2003-2006Compatible With Chevytrailblazer Ext,All Submodels,All Engines,With Or Without Headlight Washers, With Fog Lights, With Drl/Off Mode2003-2009| Compatible With Gmc |Envoy,All Submodels,All Engines,Without Headlight Washers, With Fog Lights, With Drl/Off Mode2003-2006| Compatible With Gmc |Envoy Xl,All Submodels,All Engines,Without Headlight Washers, With Fog Lights, With Drl/Off Mode2003-2008| Compatible With Isuzu |Ascender,All Submodels,All Engines,Without Headlight Washers, With Fog Lights, With Drl/Off Mode2003-2004| Compatible With Oldsmobile |Bravada,All Submodels,All Engines,Without Headlight Washers, With Fog Lights, With Drl/Off ModeProduct Info: Part: Headlight Switchnotes: Blade Type; 18-Prong Male Terminal; 2 Female Connectors; Also Controls Instrument Pane; Dimmer And Fog Lampcolor/Finish: BlackInterchange Part Number: 10372952, 25932635Additional Info: Trailblazer / Envoy 03-09 Headlight Switch, With Fog Lights, With Drl/Off ModePremium Aftermarket Replacement Parts:Exact Fit To Original Equipment Manufacturer(Oem) Partall Of Our Items Are Dot And Sae CertifiedGuarantees And Warranties:30-Day Satisfaction Guarantee1-Year Limited WarrantyMade To Last: This Item Is Constructed With High Quality Material And Rigorously Tested To Ensure Structural Strength And IntegrityPlease Confirm Oem # Or Partslink # Matches Your Current Part Exactly Before Purchasing, Otherwise, The Item Might Not Fit. To Ensure Safe Delivery, Please Note Signature May Be Required For $200+ Orders.