Engine - Cold Weather Vibration/Idle Shake

Number: 83-T-28

Section: VI

Date: Mar., 1983
Subject: COLD WEATHER ENGINE VIBRATION/
IDLE SHAKE AT 40~F AND BELOW - 1983 CAMAROS WITH 2.5L L4 ENGINE
TO: ALL CHEVROLET DEALERS


A cold weather related engine vibration/idle shake may be the result of the front engine mounts. The condition may disappear after the vehicle has warmed at moderately cold temperatures (25-40~F) but at very cold temperatures may never disappear.

This condition may be corrected by replacing both front engine mounts. Part numbers 10029901 (right side) and 10029902 (left side).

1983 vehicles built after the following VIN breakpoints are not affected:


Norwood 134004

Van Nuys 118973