Somerset V6-181 3.0L (1986)
Rear Defogger: Technical Service Bulletins
Headlamp Switch/Wiper/Defogger Switch - Replacement
Bulletin
87-8-13A
Date
Feb. '88
Ref. No.
87-210A-8
Corp. Ref. No.
778310R
SUBJECT:
HEADLAMP SWITCH AND WIPER/REAR DEFOGGER SWITCH REPLACEMENT
MODELS AFFECTED: 1985-87 SOMERSETS 1986-87 SKYLARKS
NOTICE:
This bulletin is being revised to include part numbers and illustration. Please discard bulletin 87-8-13 and replace it with this one.
If a replacement headlamp switch or wiper/rear defogger switch on the above vehicles is required, the replacement switches obtained through GMSPO
will be a new "slide" type rather than the original equipment push button type switch. The affected part numbers and illustrations of the switches are
below:
Part Number
Description
22539950
Headlamp Switch (Digital Cluster)
22535291
Wiper Switch (With Defogger, With Pulse)
22535290
Wiper Switch (No Defogger, With Pulse)
22535289
Wiper Switch (With Defogger, No Pulse)
22535288
Wiper Switch (No Defogger, No Pulse)