Grand Prix V8-350 5.7L DSL (1983)
Fluid Pan: Customer Interest
A/T - Oil Pan Leaks
Number 83-T-72
Section 7
Date 2/84
Subject:
TRANSMISSION OIL PAN LEAKS - ALL - 700-R4
Figure 1 - New Oil Pan Configurations
Figure 2
Beginning July 25, 1983, a new transmission oil pan (Figure 1) and hex head screw and conical washer assembly (Figure 2) went into production for all
THM 700-R4 transmissions..
When servicing any THM 700-R4 transmission for transmission oil pan leaks, the following procedure should be used.
Service Procedure:
1.
Diagnose source of leak to be certain leak is from the transmission oil pan area. (Refer to Dealer Service Information Bulletin 83-I-99, Section 7
for diagnosing transmission oil leaks.)
2.
If a leak is determined to be from the transmission oil pan area:
-
Remove the oil pan and gasket
-
Clean the case oil pan face (with solvent) and visual inspect the case oil pan face for damage.
