Grand Prix V6-191 3.1L (1989)
Clutch: All Technical Service Bulletins
A/T - 3rd Clutch and Overhaul Kits
Bulletin Number:
89-7-50
Reference Number:
977153
Publish Date:
11/89
Subject:
3RD CLUTCH AND OVERHAUL KITS MAY REQUIRE CALIBRATION UPDATE KITS
Models
Affected:
1989 6000, BONNEVILLE AND GRAND PRIX
BULLETIN COVERS:
New calibration update kit packages that contain calibration update items required when the overhaul and 3rd clutch plate assembly packages are no
longer available for early 1989 HYDRA-MATIC 4T60 models built before March 17, 1989 (Julian Date 076) (this includes early 1990 W car models
OCHH and OCJH). When the supply of the previous 3rd clutch plate assemblies (both 3rd clutch plate and overhaul packages) is depleted, the new style
3rd clutch plates must be used with the calibration update kit packages listed under "Service Parts Information".
Figure 1 - HYDRA-MATIC 4T60 Transaxle Identification Information