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6
One on the exhaust manifold. Easy to see! The other is right after the cat converter on the exhaust pipe. www.trailvoy.com
25
How many oxygen sensor on your 1999 3.5 rl?
Bank 2 is on the passenger side of the vehicle. Sensor 2 is down stream ( behind ) the catalytic converter. Second sensor from the manifold. May have 4 sensors.
an o2 sensor is the same as an oxygen sensor. vehicles can have up to 4
1998 - 2004 4 studs
A GMC Envoy, with a 4.2 L inline 6 cylinder motor take 7 quarts of oil.
2
2
The oxygen sensor is one of many things that could turn the check engine light on.The oxygen sensor is one of many things that could turn the check engine light on.
At least two.