Blower Motor Circuit Diagram (1996-1999 3.8L Buick, Oldsmobile, Pontiac)

NOTE: See vehicle application below:

This simplified blower motor circuit wiring diagram applies to the following vehicles with automatic A/C controls:

• 1996, 1997, 1998, 1999 3.8L Buick LeSabre.
• 1996 3.8L Buick Park Avenue.
• 1996, 1997, 1998 3.8L Oldsmobile Eighty-Eight (LS).
• 1996, 1997, 1998, 1999 3.8L Oldsmobile LSS.
• 1996 3.8L Oldsmobile Ninety-Eight.
• 1996, 1997, 1998, 1999 3.8L Pontiac Bonneville.

The following tutorials will help you test the blower control module and the blower fan motor:

• How To Test The Blower Control Module (GM 3.8L) (at: troubleshootmyvehicle.com).
• How To Test The A/C-Heater Blower Motor (GM 3.8L) (at: troubleshootmyvehicle.com).

More 3.8L GM V6 Tutorials

You can find a complete list of 3.8L GM V6 tutorials in this index:

• GM 3.8L Index Of Articles.

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

• How To Test The MAF Sensor (GM 3.8L V6 1996-2005).
• How To Test A Does Not Crank Condition -Case Study (GM 3.8L).
• GM 3.8L Ignition Control Module And Crank (3X, 18X) Sensor Test.
• How To Test The Ignition Coil Pack -Misfire Troubleshooting Tests (GM 3.8L).