Chevrolet Trailblazer (2003 - 2004) - fuse box diagram Jan 18, 2018Chevrolet Trailbrazer (2003 – 2004) – fuse box diagram Year of production: 2003,2004 Engine Compartment Fuse Block The fuse block is located under the hood in the engine compartment on the driver’s side of the vehicle. Engine L6 Mini fuses Usage 1 Electrically-Controlled Air Suspension 2 Passenger’s Side High-Beam Headlamp 3 Passenger’s Side Low-Beam Headlamp 4 Back-Up Trailer 2004 chevy trailblazer fuse box | eBay www›Search›2004 chevy trailblazer fuse boxFind great deals on eBay for 2004 chevy trailblazer fuse box. Shop with confidence. Skip to main content. eBay Logo: 2004 04 CHEVROLET TRAILBLAZER FUSE BOX JUNCTION BLOCK 15197529 OEM. Chevrolet. $49. Buy It Now. Free Shipping. SPONSORED. Fuse Box Under Rear Seat 15194396-2 Fits 04-05 ENVOY 184818.