2007 GMC Envoy L6 Fuse Box Diagram 2007 GMC Envoy L6 Fuse Box Map Fuse Panel Layout Diagram Parts: Electrically-Controlled Air Suspension, Passenger’s Side High-Beam Headlamp, Passenger’s Side Low-Beam Headlamp, Back-Up Trailer Lamps, Canister, Backup, Powertrain Control Module 1, Vehicle Stability , Enhancement System (StabiliTrak®), Regulated Voltage ControlHeadlamp Driver Module, Ignition E, Electronic Throttle Control, …