2008 Pontiac Grand Prix - Maintenance & Specs
The 2008 Pontiac Grand Prix belongs to a Pontiac Grand Prix lineup that Know Your Ride tracks across 24 model years, from 1981 to 2008. Engine options on record include the 3.8L, 5.3L, 3.8L V6 / 5.3L V8. It is configured as front-wheel drive with an automatic 4-spd. This 2008 car is the most recent Pontiac Grand Prix model year on record.
It takes 5W-30 full synthetic oil, 4.5 qt with a new filter meeting API SP. Fluid specs on file include Dex-Cool coolant, DOT 3 brake fluid. Know Your Ride lists 13 scheduled maintenance items for this vehicle, the earliest interval falling at 7,500 miles. Documented torque values include oil drain plug 20 ft-lb, lug nut 80 ft-lb, spark plug 18 ft-lb.
NHTSA complaints for this vehicle cluster around electrical system (20), exterior lighting (19), power train (15). A representative report reads: "Low beam lights quit randomly, running lights did once too. This has happened multiple times so I switch to hi beams before I crash. This is a documented..." There is 1 safety recall on record; one covers: ...e Alero, 1998-2002 Oldsmobile Intrigue, 1999-2005 Pontiac Grand Am and 2004-2008 Pontiac Grand Prix vehicles. In these models, the weight on the key....
EPA fuel economy is rated at 18 city / 28 highway MPG, 21 MPG combined. Estimated annual fuel cost is about $2,100.
Quick Specs
| Oil viscosity | 5W-30 |
| Oil type | Full Synthetic |
| Oil capacity (w/ filter) | 4.5 qt |
| OEM oil spec | API SP |
| EPA combined | 21 MPG |
| Coolant | Dex-Cool |
| Open recalls on record | 1 |
| Technical service bulletins | 29 |
Common Trouble Codes
- P0300 - Random/Multiple Cylinder Misfire Detected
- P0420 - Catalyst System Efficiency Below Threshold (Bank 1)
- P0171 - System too Lean (Bank 1)
- P0128 - Insufficient Coolant Temperature for Stable Operation
- P0442 - Evaporative Emission Control System Leak Detected (small leak)
- P0455 - Evaporative Emission Control System Leak Detected (gross leak)
- P0700 - Transmission Control System Malfunction
- P0301 - Cylinder 1 Misfire Detected
- U0100 - Lost Communication With ECM/PCM A
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Part of the free Know Your Ride vehicle maintenance reference. Figures are sourced from EPA, NHTSA and manufacturer data and are for general reference - always confirm with your owner's manual.