1998 Pontiac Grand Prix Recommended Tire Pressure

1998 Pontiac Grand Prix tire pressure chart with recommended tire pressure for settings for 1998 Pontiac Grand Prix tires to improve fuel efficiency, extend tire life and drive safely.

Recommended tire pressure for 1998 Pontiac Grand Prix typically ranges around 30 psi for front tires and 30 psi for rear tires. Select your trim to see its original equipment tire sizes and recommended tire pressure.

1998 Pontiac Grand Prix GT Tire Pressure

Recommended tire pressure for 1998 Pontiac Grand Prix GT tires with 3 original equipment tire size sets.

Front and Rear Tire Size P205/70R15
Recommended Front Tire Pressure 30 psi (2.1 bar or 207 kPa)
Recommended Rear Tire Pressure 30 psi (2.1 bar or 207 kPa)
Tire Size Type P-Metric
Tire Load Index 95
Tire Load Capacity 1522 lbs (690 kg)
Tire Speed Rating S
Maximum Tire Speed 112 mph (180 km/h)
Tire Load Range SL (Standard Load)
Maximum Load Tire Pressure 36 psi @ 1522 lbs
Front and Rear Tire Size P225/60R16
Recommended Front Tire Pressure 30 psi (2.1 bar or 207 kPa)
Recommended Rear Tire Pressure 30 psi (2.1 bar or 207 kPa)
Tire Size Type P-Metric
Tire Load Index 97
Tire Load Capacity 1610 lbs (730 kg)
Tire Speed Rating S
Maximum Tire Speed 112 mph (180 km/h)
Tire Load Range SL (Standard Load)
Maximum Load Tire Pressure 36 psi @ 1610 lbs
Front and Rear Tire Size P225/60R16
Recommended Front Tire Pressure 30 psi (2.1 bar or 207 kPa)
Recommended Rear Tire Pressure 30 psi (2.1 bar or 207 kPa)
Tire Size Type P-Metric
Tire Load Index 97
Tire Load Capacity 1610 lbs (730 kg)
Tire Speed Rating H
Maximum Tire Speed 130 mph (210 km/h)
Tire Load Range SL (Standard Load)
Maximum Load Tire Pressure 36 psi @ 1610 lbs

1998 Pontiac Grand Prix GTP Tire Pressure

Recommended tire pressure for 1998 Pontiac Grand Prix GTP tires with 2 original equipment tire size sets.

Front and Rear Tire Size P225/60R16
Recommended Front Tire Pressure 30 psi (2.1 bar or 207 kPa)
Recommended Rear Tire Pressure 30 psi (2.1 bar or 207 kPa)
Tire Size Type P-Metric
Tire Load Index 97
Tire Load Capacity 1610 lbs (730 kg)
Tire Speed Rating S
Maximum Tire Speed 112 mph (180 km/h)
Tire Load Range SL (Standard Load)
Maximum Load Tire Pressure 36 psi @ 1610 lbs
Front and Rear Tire Size P225/60R16
Recommended Front Tire Pressure 30 psi (2.1 bar or 207 kPa)
Recommended Rear Tire Pressure 30 psi (2.1 bar or 207 kPa)
Tire Size Type P-Metric
Tire Load Index 97
Tire Load Capacity 1610 lbs (730 kg)
Tire Speed Rating H
Maximum Tire Speed 130 mph (210 km/h)
Tire Load Range SL (Standard Load)
Maximum Load Tire Pressure 36 psi @ 1610 lbs

1998 Pontiac Grand Prix SE Tire Pressure

Recommended tire pressure for 1998 Pontiac Grand Prix SE tires with 3 original equipment tire size sets.

Front and Rear Tire Size P205/70R15
Recommended Front Tire Pressure 30 psi (2.1 bar or 207 kPa)
Recommended Rear Tire Pressure 30 psi (2.1 bar or 207 kPa)
Tire Size Type P-Metric
Tire Load Index 95
Tire Load Capacity 1522 lbs (690 kg)
Tire Speed Rating S
Maximum Tire Speed 112 mph (180 km/h)
Tire Load Range SL (Standard Load)
Maximum Load Tire Pressure 36 psi @ 1522 lbs
Front and Rear Tire Size P225/60R16
Recommended Front Tire Pressure 30 psi (2.1 bar or 207 kPa)
Recommended Rear Tire Pressure 30 psi (2.1 bar or 207 kPa)
Tire Size Type P-Metric
Tire Load Index 97
Tire Load Capacity 1610 lbs (730 kg)
Tire Speed Rating S
Maximum Tire Speed 112 mph (180 km/h)
Tire Load Range SL (Standard Load)
Maximum Load Tire Pressure 36 psi @ 1610 lbs
Front and Rear Tire Size P225/60R16
Recommended Front Tire Pressure 30 psi (2.1 bar or 207 kPa)
Recommended Rear Tire Pressure 30 psi (2.1 bar or 207 kPa)
Tire Size Type P-Metric
Tire Load Index 97
Tire Load Capacity 1610 lbs (730 kg)
Tire Speed Rating H
Maximum Tire Speed 130 mph (210 km/h)
Tire Load Range SL (Standard Load)
Maximum Load Tire Pressure 36 psi @ 1610 lbs

Pontiac Tire Pressure | Pontiac Grand Prix Tire Pressure | 1998 Pontiac Tire Pressure

It is vital to maintain proper tire pressure for 1998 Pontiac Grand Prix tires. Low tire pressure will result in tire underinflation while high tire pressure will result in tire overinflation, which can decrease fuel efficiency, lead to uneven tire tread wear and reduce tire life, compromise tire safety and cause tire blowout. Check 1998 Pontiac Grand Prix tire pressure regularly, and monitor 1998 Pontiac Grand Prix tire inflation levels to avoid driving with overinflated or underinflated tires.

Tire inflation value listed on tire sidewall is the maximum air pressure the tire can hold to carry its maximum load, and not the recommended tire pressure for 1998 Pontiac Grand Prix. Use 1998 Pontiac Grand Prix recommended tire pressure settings listed on the tire pressure chart found in 1998 Pontiac Grand Prix owner's manual, on a sticker on driver's door or door jam, inner trunk lid, in the console or on the fuel door. Recommended tire pressure for your 1998 Pontiac Grand Prix tires will be listed in one of the following pressure units: psi (pounds per square inch), bar or kPa (kiloPascals). Pay attention as your 1998 Pontiac Grand Prix may have different recommended tire pressure values for front and rear tires, especially if equipped with staggered tires. Keep your 1998 Pontiac Grand Prix tires inflated at recommended tire pressure levels at all times for your driving comfort and safety.

If you replace 1998 Pontiac Grand Prix original equipment tires or switch to plus size tires, make sure to follow guidelines for the application of load and inflation tables to find proper tire pressure for your new 1998 Pontiac Grand Prix tires. 1998 Pontiac Grand Prix tires with the same load index, regardless of tire size, may carry the same load, but may require substantially different inflation pressures. Tire load index may not be used independently to determine replacement tire acceptability for load capacity. An equal or greater load index does not always correspond to equal or greater load capacity at all inflation pressure settings.

Always refer to the 1998 Pontiac Grand Prix owner’s manual for any specific safety advice regarding the application of 1998 Pontiac Grand Prix replacement tires.

1998 Pontiac Grand Prix replacement tires must have equal or greater speed rating compared to the original equipment tires if your 1998 Pontiac Grand Prix speed capability is to be maintained. It is recommended that tire installers refer to the 1998 Pontiac Grand Prix owner’s manual to identify any tire speed rating restriction or recommendation that could affect the operation of the vehicle. If your 1998 Pontiac Grand Prix replacement tires have a lower speed rating than the original equipment tires, your vehicle’s speed must be restricted to that of the replacement tires.

Original equipment tires that come on your 1998 Pontiac Grand Prix will have the proper tire load index, so use same or higher load index when choosing replacement tires. Tire load index tells you how much weight your tire can carry. Putting too much weight on your tires will overload them, and can cause premature tire wear, tire damage or even tire blowout. Refer to your 1998 Pontiac Grand Prix manual to find its original equipment tire sizes and load ratings.

1998 Pontiac Grand Prix tire pressure may fluctuate with ambient temperatures, so check 1998 Pontiac Grand Prix tire pressure when ambient temperatures change. In winter when temperatures drop, 1998 Pontiac Grand Prix tires may deflate by approximately 1 psi for each 10 degree Fahrenheit decrease in temperature. Maintain proper 1998 Pontiac Grand Prix winter tire pressure by adding air to your tires as needed to the recommended tire inflation levels.

1998 Pontiac Grand Prix tire pressure should be checked when tires are cold, after your vehicle has not been driven for at least three hours. It is best to check your tire inflation pressure in the morning, after the vehicle has been parked overnight, using a reliable tire pressure gauge.

If your 1998 Pontiac Grand Prix is equipped with tire pressure monitoring system (TPMS), pay attention to low tire pressure warning light being on. Ensure 1998 Pontiac Grand Prix tire pressure sensors are working properly to stay alert and enjoy a safe ride. If your tire pressure warning light is on, check front and rear tires to make sure they are properly inflated.

What is the recommended tire pressure for 1998 Pontiac Grand Prix?
Recommended tire pressure for 1998 Pontiac Grand Prix is determined by the manufacturer based on your vehicle's characteristics and original equipment tire sizes. Select your 1998 Pontiac Grand Prix trim to get recommended tire inflation for 1998 Pontiac Grand Prix tires.

How do I find recommended tire pressure settings for 1998 Pontiac Grand Prix? What is correct 1998 Pontiac Grand Prix tire pressure?
You can find your 1998 Pontiac Grand Prix recommended tire pressure in 1998 Pontiac Grand Prix owner's manual, on a sticker on driver's door or door jam, inner trunk lid, in the console or on the fuel door. Recommended tire pressure for 1998 Pontiac Grand Prix will be listed in psi, bar or kPa.

How to check 1998 Pontiac Grand Prix tire pressure?
Proper 1998 Pontiac Grand Prix tire inflation is essential to the overall tire performance and safety. To check tire pressure for 1998 Pontiac Grand Prix you will need to know its recommended tire pressure and a tire pressure gauge. Check inflation pressures in 1998 Pontiac Grand Prix tires with tire pressure gauge and adjust to 1998 Pontiac Grand Prix recommended tire pressure levels as needed by adding or releasing air. Make sure to check tire inflation for your 1998 Pontiac Grand Prix regularly to ensure safe and comfortable drive.

Why is 1998 Pontiac Grand Prix tire pressure warning light on?
If your 1998 Pontiac Grand Prix is equipped with Tire Pressure Monitoring System (TPMS) it will alert you when tire pressure is too low and your tires could be underinflated, which can lead to uneven tire wear or can cause tire failure. If 1998 Pontiac Grand Prix low tire pressure warning light is on, check all 1998 Pontiac Grand Prix tires for low tire pressure and inflate tires to the recommended tire pressure levels. Keep in mind that Tire Pressure Monitoring System does not replace routine tire pressure check and maintenance.

How to reset tire pressure warning light for 1998 Pontiac Grand Prix?
To reset tire pressure monitoring system for 1998 Pontiac Grand Prix, make sure front and rear tires are inflated to the recommended levels. Refer to your 1998 Pontiac Grand Prix owner's manual on how to reset your tire pressure monitoring system.

What is recommended winter tire pressure for 1998 Pontiac Grand Prix?
Recommended tire pressure for 1998 Pontiac Grand Prix is the same for any season, but you may inflate your 1998 Pontiac Grand Prix tires 3 to 5 psi above the recommended tire pressure set by the manufacturer to compensate for lower temperatures during winter. Make sure to check your 1998 Pontiac Grand Prix tire pressure more often in the winter to keep tires properly inflated for a safe ride on snow and icy roads.

Tire Pressure Information