for one you need to loosen your lug nuts before you jack up the car,
30 to 35 psi
Should be 195/70R14.
32 psi
The side of the driver's door on my 2002 Pontiac sunfire is a little hard to read, but I believe it says 30 PSI.
check the piece of cardboard where the spare tire is. it should be on there
The 2003 Pontiac Sunfire came from the manufacturer equipped with 225 65R 15 tires. The back and the front tires were the same size.
Goodyear
Canadian Tire charges $300 or so, you can do them yourself for $100
Two sizes were used, P195/65-R15 & P195/70-R14
215/70-15
P225/60r16
P225/60r16