Converter Assembly; Comparison Gage - Pontiac Grand Prix Service Manual

7G-40 1%9
PONTIAC SERVICE MANUAL
ENDS TO
SCRIBED L I N E '
Inlti
TO )c"
R A T STOCK
Fig. 7G-100 Comparison Gage
sleeve just touches line in center of gage (Fig. 7G- 10 1).
c. Gap between opposite modulator sleeve ends and
center line of gage should be 1/16" or less (Fig.
7G-102). If gap is greater than 1/16", modulator in
question should be replaced (Fig. 7G- 103).
6. Inspect modulator valve for nicks or damage.
7. Check freeness of valve operation in case bore.
8. If modulator assembly passes all of above checks, it
is an acceptable part and should be re-used.
UTER GAUGE LINE
MODULATOR BELLOWS GOOD
Fig. 7G-102 Modulator Bellows Good
3. Inspect detent roller and spring assembly for
damage.
4. Inspect parking pawl actuating rod for cracks or
broken retainer lugs.
5. Inspect actuator for free fit on parking actuator rod.
6. Inspect parking pawl disengagipg spring for de-
formed coils or ends.
7. Inspect parking lock bracket for cracks or wear.
8. If removed, inspect parking pawl and parking pawl
shaft for cracks, wear or other damage.
MANUAL AND PARKING LINKAGE
CONVERTER ASSEMBLY
INSPECTION
1. Inspect manual shaft for damaged threads, rough oil
seal surface or looseness of shaft on range selector
inner lever.
2. Inspect range selector inner lever for cracks,
looseness on manual shaft or other damage.
COMPARISON
SIN A HORIZONTAL POS
SLOWLY TOGETHER UND
INSPECTION
1. Check converter assembly for leaks
-
a. Install Leak Test Fixture J 21369 on converter hub
and tighten.
MODULATOR KNOWN GOOD
I N QUEST ION MODULATOR
MODULATOR BELLOWS BAD
Fig. 7G-101 Bringing Modulators Together
Fig. 7G-103 Modulator Bellows Bad