2008 Pontiac Grand Prix Electrical System Problems The 2008 Pontiac Grand Prix has 38 NHTSA complaints for the electrical system at 70,728 miles average. NHTSA — Electrical System Problems. I now have to replace the whole fuse box due to Pontiac Grand Prix Electrical System - 2008 PONTIAC GRAND Electrical System Problem on the 2008 PONTIAC GRAND PRIX. Car problem(s) with the 2008 PONTIAC GRAND PRIX database includes information received by NHTSA from consumers either directly or as recorded by the Vehicle Safety Hotline. Related searches for 2008 grand prix fuse box 2008 grand prix hdm module2004 grand prix engine diagram2008 pontiac g6 fuse diagramfreightliner m2 fuse panel locationhow to replace house fuseauto fuse box diagramautomotive fuse panelssir fuse