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GM 90541937 Engine Coolant Temperature Sensor

2000-2005 GM

Customer Questions & Expert Answers (3)
90541937 GM Engine Coolant Temperature Sensor Illustration 1 of 1
  • Part Description
    SENSOR, Coolant Temperature (Engine Unit)
  • Manufacturer
    General Motors
  • Manufacturer's Notes
    This part is discontinued.
Make sure this part fits
  • Related Parts
  • Specifications
  • Fitment
  • Q&A
  • Product Specifications

    BrandGenuine GM
    Manufacturer Part Number90541937
    Part DescriptionSENSOR, Coolant Temperature (Engine Unit)
    Other NamesCoolant Temperature Sensor
    Item Dimensions3.0 x 2.9 x 0.8 inches
    Item Weight0.40 Pounds
    ConditionNew
    Fitment TypeDirect Replacement
    ManufacturerGeneral Motors
    SKU90541937
    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
    2001-2005 Saturn L3006 Cyl 3.0LL100, L200, L300, L300-1, L300-2, L300-3, LS, LS1, LS2, LW1, LW2, LW200, LW300, LW300-1, LW300-2, LW300-3
    2000 Saturn LS6 Cyl 3.0LLS, LS1, LS2, LW1, LW2
    2000 Saturn LS26 Cyl 3.0LLS, LS1, LS2, LW1, LW2
    2000 Saturn LW26 Cyl 3.0LLS, LS1, LS2, LW1, LW2
    2001-2003 Saturn LW3006 Cyl 3.0LL100, L200, L300, LS, LS1, LS2, LW1, LW2, LW200, LW300
    2002-2003 Saturn Vue6 Cyl 3.0LAWD, FWD, UPLEVEL AWD, UPLEVEL FWD
  • Customer Questions & Expert Answers

    Q:
    I'm wondering if this is complete and correct part for my vehicle.
    A:
    You can Select Your Vehicle to check if 90541937 fits your vehicle.
    Posted and answered by GM Parts Specialist Julian
    Q:
    What precautions should be taken when unscrewing the Coolant Temperature Sensor for the 2002 Saturn Vue? Posted by Meir S.
    A:
    Unscrew the ECT sensor with a wrench, taking care to handle it gently if planning to reuse it, as damage will affect the PGM-FI system's operation. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Bob / Apr 02, 2026
    Q:
    When should the indicator light come on for the Coolant Temperature Sensor of the 2000 Saturn LS? Posted by Forrset F.
    A:
    When the ignition switch is turned to START and the starter motor is running, the indicator light should come on, indicating that the bulb is functioning properly. You can Select Your Vehicle to see complete installation and repair tips.
    Answered by GM Parts Specialist Henry / Oct 28, 2025

Genuine GM Part 90541937, the Right Choice

To ensure reliability, purchase GM part # 90541937 Engine Coolant Temperature Sensor. It is sometimes referred to as GM 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 Saturn L300, LW300, Vue models.

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