1990 Dodge Omni Service and Repair Manual

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Fits the 1990 Omni — Base Hatchback 4-Door ·
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1990 Dodge Omni service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and reference wiring diagrams and system sections quickly while you work.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Wiring diagrams and electrical sections
  • Powertrain, brakes, steering, suspension, HVAC and more

Trims covered

  • Base Hatchback 4-Door

Engines covered

  • 2.2L 135Cu. In. l4 GAS SOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams
NHTSA #89V23700027/12/1989Component: ENGINE AND ENGINE COOLING:ENGINE

THE ENGINE VALVE COVER GASKET MAY DISLOCATE AND ALLOW AN ENGINE OIL LEAK AT THE GASKET.

Consequence

THE LEAKAGE OF OIL IN THE ENGINE COMPARTMENT COULD CAUSEA FIRE.

Remedy

REPLACE GASKET COVER WITH REVISED COVER, AND RTV SEALANT WILL BE APPLIED IN PLACE OF A GASKET.

NHTSA #08E03300014/04/2008Component: SUSPENSION

FEDERAL MOGUL IS RECALLING 6,903 AFTERMARKET BALL JOINT ASSEMBLIES SHIPPED BETWEEN NOVEMBER 9, 2007 AND MARCH 26, 2008, WHICH MAY HAVE BEEN PACKAGED WITH INCORRECT NUTS. THE PART NUMBERS PACKAGED WIT

Consequence

THE NUTS INCLUDED IN THE PACKAGING FOR THESE BALL JOINT ASSEMBLIES ARE MISSING THE INTENDED PREVAILI

Remedy

FEDERAL MOGUL WILL NOTIFY OWNERS AND REPLACE THE PARTS FREE OF CHARGE. THE RECALL BEGAN ON MAY 22,

TSB #621898

AUTOMATIC TRANSMISSION FLUID USAGE ATF+4. *TT *MJ

TSB #620059

SUBJECT REGARDING AIRBAG / CLOCK SPRING SERVICE FOR VARIOUS MODELS INCLUDING 2002 MODEL YEAR JEEP LIBERTY. *TT

TSB #618049

SUBJECT REGARDING WIRE SPLICE REPAIRS. *SB

TSB #615688

SUBJECT REGARDING CHILD SEAT TETHER ANCHORS. *TT

TSB #6092304

SUBJECT REGARDING NON-DEPLOYED AIRBAG HANDLING PROCEDURES. *TT

TSB #612160

SUBJECT ON THE CHILD SEAT TETHER ANCHORS. *MJS

TSB #610635

SUBJECT REGARDING CHILD SEAT TETHER ANCHORS. *TT

TSB #609995

THIS BULLETIN PROVIDES A REVISED WIRE SPLICE PROCEDURE AND RELATED PARTS. *TT

Showing the 8 most recent of 11 technical service bulletins on file with NHTSA.

19970627Component: AIR BAGS:FRONTALCrash reported1 injured

AIRBAG DEPLOYED DURING FRONT END COLLISION BETWEEN 5 AND 10 MPH, CAUSING SECOND DEGREE CHEMICAL BURNS ON HAND/WRIST OF DRIVER, COMPANY VEHICLE, PLEASE PROVIDE VEHICLE IDENTIFICATION NUMBER. *AK

19950407Component: AIR BAGS:FRONTALCrash reported

DRIVERS AIR BAG DID NOT DEPLOY DURING FRONTAL COLLISION. TT

19950407Component: AIR BAGS:FRONTALCrash reported

PASSENGERS AIR BAG DID NOT DEPLOY DURING FRONTAL COLLISION. TT

19980817Component: SUSPENSION:FRONT:SHOCK ABSORBER

WHILE DRIVNG AT 35 MPH THE WELDS ON THE SHOCK TOWER ON THE PASSENGER SIDE BROKE, SENDING THE LEFT SHOCK UP THROUGH THE HOOD OF THE VEHICLE. DRIVER WAS ABLE TO DRIVE CAR HOME. THE MANUFACTURER HAS BEEN

19960919Component: AIR BAGS:FRONTAL

THE VEHICLE HIT THE SIDE OF A MOUNTAIN AND AIR BAG DID NOT DEPLOY. ALSO IN NOV. VEHICLE HIT THE BACK OF A TRUCK. EXPLAIN IN MORE. *AK

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