2004 Pontiac Grand Prix TUNE UP

2004 PONTIAC GRAND PRIX
55,000 MILES • 6 CYL • 2WD • AUTOMATIC
Avatar
STURN33
  • MEMBER
  • 1 POST
How do you tune a grand prix 3.8 liter?
Mar 22, 2009 at 9:35 PM
Advertisement
Avatar
MMPRINCE4000
  • CERTIFIED EXPERT
  • 8,548 POSTS
Basic tune up would be plugs, wires, air filter, fuel filter and PCV valve.

Also check you owners manual for scheduled maint. replace the plugs with original type (iridium). Replace wires one at a time and use dielectric grease on both ends of wire connections.

Are you having a specific problem?
Mar 26, 2009 at 8:15 AM