C 30 P/U 2WD V8-379 6.2L DSL (1985)
Valve Body: Customer Interest
A/T - Shudder in Reverse Condition
Number: 86-47
Section: 7C
Date: Mar., 1986
Subject:
THM 700-R4 TRANSMISSION -
SHUDDER IN REVERSE CONDITION
Model and Year:
1982-86 ALL MODELS WITH
THM 700-R4
THM 700-R4 TRANSMISSION IDENTIFICATION INFORMATION
TO: ALL CHEVROLET DEALERS
A 1982 through 1986 THM 700-R4 transmission may exhibit a shudder condition that is most noticeable with a medium to heavy throttle apply after
reverse gear has been selected. Starting on July 9, 1985, or Julian Date 190 through October 2, 1985, or Julian Date 275 (refer to Figure 1), all 1986
THM 700-R4 transmission models were built using a new spacer plate to correct this reverse shudder condition.
Install this new spacer plate on any 1982 through 1985 or before breakpoint 1986 THM 700-R4 transmission that exhibits the reverse shudder condition.
