Grand Prix V6-191 3.1L (1989)
Technical Service Bulletin # 9058
Date: 900301
Stoplamp Switch - Revised Component and R&R Update
Bulletin Number:
90-5-8
Reference Number:
935012R
Publish Date:
3/90
NEW STOPLAMP SWITCH AND SERVICE
Subject:
PROCEDURE (NEW PART AND PROCEDURE)
Models
Affected:
1988-90 GRAND PRIX MODELS
A new stoplamp switch has been released for the 1990 model year, which services all previous model years. The new switch part number is 10180504
which is currently available from GMSPO.
Refer to Switch Adjustment Check Procedure attached to determine if the switch operates properly.
The stoplamp switch procedure has been revised. The following procedures should be used when removing, installing or adjusting the stoplamp switch.
This procedure applies to the 88, 89 and 90 Service Manuals Section 5, pages 5-6 and 5-7, please update your Service Manuals.
Service Procedure:
Figure 2 - Stoplamp Switch Cutaway Views
