Lifting - Jack Rattle
NUMBER: 88-T-09SECTION: 10 - Body Section
DATE: March, 1987
SUBJECT: JACK RATTLE
MODELS: 1988 C/K 10 SERIES
Some 1988 C/K 10 Series models may have jack assemblies that rattle when driven over rough roads. To repair this condition, the following procedure should be used.
FIGURE NO. 1:
1. Cut one piece of 1/2 inch I.D. x 1-1/2 inch O.D. sponge pipe insulation 2-3/4 inches long as shown in Figure No. 1.
Notice: Sponge pipe insulation is available from plumbing suppliers and hardware stores.
2. Split sponge pipe insulation as shown in Figure No. 1.
FIGURE NO. 2:
3. Install insulation around jack screw as shown in Figure No. 2.
4. Fold jack completely for storage
This condition was corrected in production beginning with the following VIN breakpoints.
Chevrolet JE102527
GMC JE500724
Chevrolet J1105962
GMC J1501914
Labor Op T7355 should be used when performing time is 0.3 hr.