1999 Cadillac Deville Oxygen Sensor

Tiny
LEANDER
  • MEMBER
  • 1999 CADILLAC DEVILLE
Engine Mechanical problem
1999 Cadillac Deville V8 Front Wheel Drive Automatic

I just would like to know how many oxygen sensors are there on a 1999 Cadillac Deville with the Northstar engine (V8).
Saturday, April 19th, 2008 AT 5:34 PM

1 Reply

Tiny
BMRFIXIT
  • MECHANIC
  • 19,053 POSTS
Heated O2 sensors on exhaust manifolds each side of engine
post converter under center of vehicle at rear of catalytic converter
pre converter under center of car at front of converter
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Saturday, April 19th, 2008 AT 7:11 PM

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