CHEVROLET K20 1989: POWER TRAIN:AUTOMATIC TRANSMISSION

General Information

NHTSA Campaign ID Number: 93V016000

Make Model Year
CHEVROLET K20 1989
Date Owners Notified Date Received by ODI Date Added to Database
1993-03-13 1993-02-01 1993-02-04

Production Dates: 1986-12-01 - 1992-08-01

Manufacturers Involved: General Motors, LLC

Manufacturer Campaign Number: 93-C-07

Component: POWER TRAIN:AUTOMATIC TRANSMISSION

Potential Number Of Units Affected: 1702880

Report Initiator: ODI ODI Report

Summary

UNANTICIPATED HEAT IN THE TRANSMISSION CAN FORCE THE TRANSMISSION FLUID OUT OF THE VENT TUBE.

Consequence

THE VENTED TRANSMISSION FLUID CAN CATCH FIRE IF EXPOSEDTO A SOURCE OF IGNITION.

Remedy

INSTALL A LONGER TRANSMISSION VENT HOSE ROUTED TO THE LEFT SIDE OF THE ENGINE COMPARTMENT OF THE VEHICLE.

Notes

SYSTEM: POWER TRAIN.VEHICLE DESCRIPTION: LIGHT TRUCKS WITH 5.0 L, 5.7 L, AND 7.4 L ENGINES AND 4L60,4L60-E, AND 3L80 AUTOMATIC TRANSMISSIONS.