2007 Mercedes-Benz GL450 Service and Repair Manual

This factory service and repair manual for the 2007 Mercedes-Benz GL450 covers a four-door sport utility vehicle listed in one Base trim. Power comes from a 4.7L V8 of 285 cubic inches, naturally aspirated, with dual overhead camshafts and gasoline fuel. For this large SUV the manual covers the V8, the transmission, the brakes, the seating and the electrical systems with procedures and specifications.

Engines covered

• 4.7L V8 (285 cu in) — DOHC, naturally aspirated, gasoline

Body styles covered

• 4-door sport utility

Trims covered

• Base

Known issues on the 2007 GL450. The federal record holds two recalls for the 2007 GL450, both for the brake booster on certain vehicles: moisture can collect in its housing and corrode it, weakening braking or causing it to fail. Owners received a do-not-drive warning until a dealer inspected the booster and, if needed, replaced it. One more recall was filed against the 2007 GL-Class line, for weld seams on certain vehicles equipped with a Flex-N-Gate trailer hitch that could let the receiver separate. Owners filed 115 complaints on this SUV, led by seats (39) and the electrical system (27); 33 complaints reported a fire, 14 an injury and 5 a crash. Brake booster procedures, seat wiring diagrams and diagnostics are covered.