2001 Buick Regal oxygen sensors

2001 BUICK REGAL
150,000 MILES • 6 CYL • 2WD • AUTOMATIC
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TYLERGUY
  • MEMBER
  • 1 POST
How many oxygen sensors are in a 2001 Buick Regal?
Sep 26, 2010 at 12:25 PM
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BLUELIGHTNIN6
  • ✓Experienced Mechanic
  • 16,542 POSTS
should have 2 oxygen sensors, one on exhaust manifold and one at rear of catalytic converter
Sep 26, 2010 at 1:01 PM
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