Pontiac Grand Prix
Maintenance specs for 7 variants of the Pontiac Grand Prix — from 1985 to 2008.
1985–1987 Pontiac Grand Prix
2.5L I4 (LR8) · FWD
92 hp / 134 lb-ft
Transmission
Type3-Speed Automatic (TH125C)
FluidDexron III ATF
Drain & fill4 qt
Full capacity8 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Capacity8 oz
Fuel
Tank16.6 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush36,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi
1985–1987 Pontiac Grand Prix
3.8L V6 (LN3) · FWD
150 hp / 200 lb-ft
Transmission
Type4-Speed Automatic (4T60)
FluidDexron III ATF
Drain & fill5 qt
Full capacity12.9 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Capacity8 oz
Fuel
Tank16.6 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush36,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi
1988–1996 Pontiac Grand Prix
3.1L V6 (LH0) · FWD
140 hp / 185 lb-ft
Transmission
Type4-Speed Automatic (4T60-E)
FluidDexron III ATF
Drain & fill7.4 qt
Full capacity12.9 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Capacity8 oz
Fuel
Tank17.1 gal
TypeRegular 87
Service Intervals
Oil change3,000 mi
Trans service30,000 mi
Coolant flush36,000 mi
Brake fluid30,000 mi
Spark plugs30,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt60,000 mi
1997–2003 Pontiac Grand Prix
3.8L V6 (L36) · FWD
200 hp / 225 lb-ft
Transmission
Type4-Speed Automatic (4T65-E)
FluidDexron VI ATF
Drain & fill7.4 qt
Full capacity12.9 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Capacity8 oz
Fuel
Tank17.1 gal
TypeRegular 87
Service Intervals
Oil change5,000 mi
Trans service50,000 mi
Coolant flush100,000 mi
Brake fluid30,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt75,000 mi
1997–2002 Pontiac Grand Prix
3.8L V6 Supercharged (L67) · FWD
240 hp / 280 lb-ft
Transmission
Type4-Speed Automatic (4T65-E HD)
FluidDexron VI ATF
Drain & fill7.4 qt
Full capacity12.9 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Capacity8 oz
Fuel
Tank17.1 gal
TypePremium 91
Service Intervals
Oil change5,000 mi
Trans service50,000 mi
Coolant flush100,000 mi
Brake fluid30,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Drive belt75,000 mi
2004–2008 Pontiac Grand Prix
3.8L V6 (L36) · FWD
200 hp / 225 lb-ft
Transmission
Type4-Speed Automatic (4T65-E)
FluidDexron VI ATF
Drain & fill7.4 qt
Full capacity12.9 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Capacity8 oz
Fuel
Tank17.5 gal
TypeRegular 87
Service Intervals
Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Brake fluid45,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Cabin filter15,000 mi
Drive belt100,000 mi
2004–2008 Pontiac Grand Prix
5.3L V8 (LS4) · FWD
303 hp / 323 lb-ft
Transmission
Type4-Speed Automatic (4T65-E HD)
FluidDexron VI ATF
Drain & fill7.4 qt
Full capacity12.9 qt
Power Steering
TypeHydraulic
FluidGM Power Steering Fluid
Capacity8 oz
Fuel
Tank17.5 gal
TypeRegular 87
Service Intervals
Oil change5,000 mi
Trans service50,000 mi
Coolant flush150,000 mi
Brake fluid45,000 mi
Spark plugs100,000 mi
Timingchain (no scheduled replacement)
Air filter30,000 mi
Cabin filter15,000 mi
Drive belt100,000 mi