LEMON Manuals: Even more car manuals for everyone
Home >> Cadillac >> 1982 >> Seville 4.1L Eng VIN 4 >> Repair and Diagnosis (Single Page) >> Engine Performance >> Engine Control Systems >> DFI Control System >> Removal & Installation >> Oxygen Sensor >> Removal & Installation

Removal & Installation

Disconnect electrical connector and remove oxygen sensor. Install new oxygen sensor and ensure clearance is maintained at boot. When installing new sensor, do not remove coating from threads or install with any type of sealant. Reconnect electrical harness. See Fig 1 .

NOTE: DO NOT attempt to reinstall an oxygen sensor. Reinstallation of a sensor without the special glass bead thread coating may require replacement of exhaust system.
Fig 1: Oxygen Sensor Location
G09340389Courtesy of GENERAL MOTORS COMPANY
TIGHTENING SPECIFICATIONS

Application Ft. Lbs. (N.m)
Oxygen Sensor 30 (41)
Coolant Sensor & MAT Sensor 15 (20)
Throttle Body 15 (20)