Engine - Poor Driveability
Group: 24Number: 94-01
Date: January 20, 1994
Subject:
Poor driveability
Model(s):
All models with Oxygen Sensor From 1980 m.y.
Condition
Poor driveability may be caused by magnetic interference due to a deteriorated Oxygen Sensor (O2S) wire shield or improper Oxygen Sensor (O2S) wire shield Ground (GND) connection.
Production
No change.
Service
check the O2S wire for damage and proper GND connection; replace O2S wire harness and/or clean and tighten Ground (GND) connection as necessary
If Oxygen Sensor (O2S) wire and Ground (GND) connection appear to be OK,
remove Oxygen Sensor (O2S) wire from Engine Control Module (ECM) harness connector, see appropriate wiring diagram for proper connector pin number
test drive vehicle; if driveability condition is eliminated, replace O2S wire harness
CAUTION
Part Numbers are for reference only Always check with your Parts Department for latest parts information.
Part Information