gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

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Band Apply Servo: Technical Service Bulletins
A/T - THM 700R4 New Second Servo Apply Pin

Number:

87-177

Section:

7A

Date:

JULY, 1987

Subject:

NEW SECOND SERVO APPLY PIN

THM 700-R4

Model and Year: 1987 PASSENGER CARS

1987-88 LIGHT DUTY TRUCKS WITH THM 700-R4 TRANSMISSION

TO:

ALL CHEVROLET DEALERS

FIGURE 1 - THM 700-R4 TRANSMISSION IDENTIFICATION INFORMATION

THM 700-R4 transmissions assembled beginning January 5, 1987, (Julian date 005, refer to Figure 1), were built with a new design second servo apply
pin.

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