Where To Buy The Oxygen Sensor And Save

If you find, after testing the 3-wire oxygen sensor that its heater element is fried, take a look at the links below. I think they'll save you some bucks (especially if you want to buy the original AC DELCO 3-wire O2 sensor):

NOTE: If you're not sure if the above 3-wire O2 sensor fits your particular 3.8L V6 equipped GM vehicle don't worry, once you get to the site, they'll make sure the sensor is the left one, if not, they'll find you the left one.

More 3.8L GM Diagnostic Tutorials

You can find a complete list of 3.8L GM tutorials in the following 2 indexes:

  1. GM 3.8L Index Of Articles.
  2. GM 3.8L Index Of Articles (at troubleshootmyvehicle.com).

Here's a small sample of the tutorials you'll find in the indexes:

  1. GM 3.8L Ignition Control Module And Crank (3X, 18X) Sensor Test.
  2. How To Test The Ignition Coil Pack -Misfire Troubleshooting Tests (GM 3.8L).
  3. How To Test The GM 3.8L Throttle Position Sensor (TPS).
  4. How To Test The 3.8L GM Cam Sensor (P0341) (at: troubleshootmyvehicle.com).
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If this info really saved the day, buy me a beer!

Buick Vehicles:

  • LeSabre 3.8L
    • 1993
  • Park Avenue 3.8L
    • 1993
  • Regal 3.8L
    • 1993

Oldsmobile Vehicles:

  • Eighty-Eight (88) 3.8L
    • 1993
  • Ninety-Eight (98) 3.8L
    • 1993
  • Silhouette 3.8L
    • 1993

Pontiac Vehicles:

  • Bonneville 3.8L
    • 1993
  • Trans Sport 3.8L
    • 1993