Having problems with your 2004 Pontiac Grand Prix ?
What kind of motor oil do you put in a 2004 Pontiac Grand Prix?
10 W 30 will work just fine
5w 30. Make sure to use a SM rated oil or higher, as long as you use a name brand it should be OK., Shell, Mobil, Castrol, ect.
Repair Help & Product Troubleshooting for 2004 Pontiac Grand Prix
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