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Oldsmobile 3040674 Fan Control Switch

1982-1988 Oldsmobile

Customer Questions & Expert Answers (3)
3040674 GM Fan Control Switch Product Photo 1 of 1
  • Part Description
    SWITCH, Engine Air Cooling(Electrical)
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine Oldsmobile
    Manufacturer Part Number3040674
    Part DescriptionSWITCH, Engine Air Cooling(Electrical)
    Other NamesFan Switch, Switch
    Item Dimensions3.2 x 1.6 x 1.6 inches
    Item Weight0.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU3040674
    WarrantyThis genuine GM part is guaranteed by GM's factory warranty.
    Shipping & ReturnShipping Policy Return Policy
    Warning: California's Proposition 65
  • Vehicle Fitment

    Year Make Model Engine Important vehicle option details
    1985-1986 Oldsmobile 986 Cyl 3.0L, 6 Cyl 3.8LREGENCY 2 DOOR, REGENCY 4 DOOR, REGENCY BROUGH 2 DOOR, REGENCY BROUGH 4 DOOR
    1985-1988 Oldsmobile Calais4 Cyl 2.5L, 6 Cyl 3.0L2 DOOR, 4 DOOR, INTERNATIONAL 2 DOOR, INTERNATIONAL 4 DOOR, SUPREME 2 DOOR, SUPREME 4 DOOR
    1982-1988 Oldsmobile Cutlass4 Cyl 2.5L, 6 Cyl 2.8L, 6 Cyl 3.0L, 6 Cyl 3.8L2 DOOR, 4 DOOR, BROUGHAM 2 DOOR, BROUGHAM 2 DOOR NOTCHBACK, BROUGHAM 4 DOOR, BROUGHAM SL 2 DOOR, BROUGHAM STATION WAGON, LS 2 DOOR, LS 2 DOOR NOTCHBACK, LS 4 DOOR, LS STATION WAGON, S 2 DOOR, STATION WAGON
    1986 Oldsmobile Delta 886 Cyl 3.0L2 DOOR, 4 DOOR, BROUGHAM 2 DOOR, BROUGHAM 4 DOOR
    1982-1986 Oldsmobile Firenza4 Cyl 1.8L, 4 Cyl 2.0L2 DOOR, 2 DOOR NOTCHBACK, 2 DOOR PLAIN BACK HATCHBACK, 4 DOOR, BROUGHAM 2 DOOR, BROUGHAM 2 DOOR NOTCHBACK, BROUGHAM 2 DOOR PLAIN BACK, BROUGHAM 4 DOOR, BROUGHAM STATION WAGON, STATION WAGON
    1982-1984 Oldsmobile Omega4 Cyl 2.5L, 6 Cyl 2.8L2 DOOR, 4 DOOR, BROUGHAM 2 DOOR, BROUGHAM 4 DOOR
    1986 Oldsmobile Toronado6 Cyl 3.8LBROUGHAM
  • Customer Questions & Expert Answers

    Q:
    Is it correct part number for my vehicle?
    A:
    You can Select Your Vehicle to check if 3040674 fits your vehicle.
    Posted and answered by GM Parts Specialist Ed
    Q:
    What should happen when the ignition switch is turned on and the starter motor is turning for the 1985 Buick Skylark, particularly in relation to the Coolant Temperature Sensor? Posted by Robbie S.
    A:
    When the ignition switch is turned on and the starter motor is turning, the indicator lamp should be illuminated, indicating an overheated engine. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Feb 17, 2025
    Q:
    What can happen if the Park/Neutral switch is disconnected while driving for the 1984 Pontiac Fiero, especially in relation to the Coolant Temperature Sensor? Posted by Malinda D.
    A:
    Driving with this switch disconnected can lead to idle quality issues and false codes. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Raul / Aug 05, 2023

Genuine GM Part 3040674, the Right Choice

To ensure reliability, purchase GM part # 3040674 Fan Control Switch. It is sometimes referred to as Oldsmobile Coolant Temperature Sensor. Directly from GM, genuine parts are superb with regards to quality, longevity, and fit. Every single part passed stringent quality testing, so you can be sure that it's safe, durable, and built to perform like your original parts. This part fits specific Oldsmobile 98, Cutlass, Delta 88 models.

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