Questions & Answers for: Buick Regal exhaust

...efficiency by comparing the switching activity of the upstream and downstream oxygen sensors in the exhaust. The upstream O2 sensor in the exhaust manifold reflects the condition of the exhaust gases ...

location of O2 sensor can you tell me were my O2 sensor is loacated on my 1990 Buick Regal In the exhaust pipe before the catalytic converter Under hood, center, rear engine area, above exhaust pipe ...

need diagram of the correct placement of intake and exhaust pushrods in a 92 buick 3.1 engine the short pushrods are the exhaust and the long ones are intake

I cannot find oxygen sensor 1988 regal. Where is it located should be on the exhaust manifold before it goes into the exhaust pipe( under hood ) and will have a single wire running to it ( looks like ...

...the o2 sensors located on a 99 buick regal All O2 Sensors, on any vehicle, are in both ends of the exhaust converter. Sensor 1 sometimes is in the pipe before it,and a few veh in the exhaust

How do I replace rear exhaust manifold gasket on my 91 Buick regal Not much room to work there, eh?  On GM cars, there's a procedure called "rotating the engine forward". It tethers the ...

loud noise coming from the exhaust You should try inspecting the exhaust from the underside of the vehicle.Typically if the exhaust has become very loud, then there is a likelihood that ...

how to locate heated oxygen sensor bank 1 sensor 1 For an 6 cylinder engine, there will be two exhaust outlets and bank-1 sensor-1 will be before the catalytic converter on the exhaust pipe.

...has a new alternator, can't figure out what it could possibly be You didnt say any thing about exhaust work ? Does it have a factory cat on it? Might possibly be a exhaust restriction. Possible ...

...ls and the code is p040 any help !!! From what I have been able to find, I would check your EGR (exhaust gas recirculation) valve. Since you are getting a code I would think it would be