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The upstream O2 sensor is mounted in the ehxaust manifold The downstream O2 sensor is mounted in the exhaust pipe after the catalytic converter

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Q: Where do you find the oxygen sensor on a 1998 Pontiac sunfire?
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What happens to a 1998 Pontiac sunfire when the oxygen sensor needs to be replaced?

It depends on which o2 sensor.


Where is the oxygen sensor located on a 1998 Pontiac Sunfire?

The upstream O2 sensor is mounted in the ehxaust manifold The downstream O2 sensor is mounted in the exhaust pipe after the catalytic converter


Where is the throttle positioning sensor on a 1998 Pontiac sunfire?

The throttle position sensor is on the throttle shaft, on the throttle body.


How do you fix horn in 1998 Pontiac Sunfire?

how to check fuse for horn in a 1998 Pontiac sunfire


Check engine light on a 1998 Pontiac sunfire?

it probably needs an O2 sensor they range from about 40-90 dollars


Where is the crankshaft position sensor located on a 1998 Pontiac sunfire?

Behind the vibration dampner pully Wrong On a Pontiac sunfire 1998 with the 2.4L it's on the front of the engine tucked aboue the oil filter the bolt is a 5/32 size and it's hard to see


1998 Sunfire oxygen sensor?

The upstream O2 sensor is mounted in the ehxaust manifold The downstream O2 sensor is mounted in the exhaust pipe after the catalytic converter


Why does your 1998 Pontiac Sunfire stall in hot weather thow the engine is not running hot?

it can be either your maf sensor or your fuel pump


Where is the EGR valve on a 1998 Pontiac Sunfire 2.2L engine?

its right next to the valve cover on the driver side behind the coolant sensor


Where is the horn relay on a 1997 Pontiac Sunfire?

See stvndberryhill's answer under 1998 Pontiac Sunfire horn relays. This answer applies to all year models of Pontiac Sunfires.


What kind of freon is used for a 1998 Pontiac Sunfire?

R134a


Where is the thermostat located on a 1998 Pontiac Sunfire?

check this site------>