1. Engine Cooling Components Deals
  2. sku: 20613698529861731
  3. CHEVY 19HJJM

CHEVY 19HJJM Engine Coolant Temperature Sensor Connector

fits model: Ssr. make: Chevy. year: 2003–2006.

19hjjm Replacement Engine Coolant Temperature Sensor Connector Fits Chevy Ssr 2003-2006

( Manufacturer Part Number: 19HJJM ), ( Part Type: Engine Sensor ), ( Compatible Make/model: Chevrolet Ssr ), ( Compatible Years: 2005 2003 2004 2006 05 03 04 06 ), ( Fitment Info: Engine Coolant Temperature Sensor Connector Multi Purpose E. ), ( Important Info: Engine Coolant Temperature Sensor Connector; Brake Fluid Level. ), ( Manufacturer Warranty: 12 Month Warranty ), ( Attention: Read Full Description To Confirm Fitment ), ( Cs-sku: 400 )

Review CHEVY Replacement Engine Coolant Temperature Sensor Connector fits SSR 2003–2006

The **19HJJM Engine Coolant Temperature Sensor Connector** is a precision-engineered replacement part designed specifically for Chevrolet s **SSR (Sport Sport Roadster) models produced between 2003 and 2006**. This critical component plays a vital role in maintaining optimal engine performance by monitoring the temperature of the engine coolant, ensuring efficient operation, fuel economy, and protection against overheating. The connector is meticulously crafted to match the original equipment manufacturer (OEM) specifications, featuring a durable, corrosion-resistant design that withstands the harsh conditions of high-performance driving and varying environmental temperatures. Constructed from high-quality materials, including robust plastic housing and reliable metal contacts, this connector guarantees a secure and consistent electrical connection, preventing signal interference or voltage drops that could lead to engine misfires, poor throttle response, or even catastrophic failure. The **19HJJM** is a direct-fit replacement, eliminating the need for modifications or additional adapters, making installation straightforward for both professional mechanics and DIY enthusiasts. Whether you're restoring a classic SSR, upgrading your vehicle s cooling system, or addressing a faulty sensor, this connector ensures seamless compatibility with the vehicle s engine control unit (ECU), providing accurate temperature readings that help the ECU adjust fuel delivery, ignition timing, and other critical functions for peak performance. Built to last, this part is an essential investment for maintaining the reliability and longevity of your Chevrolet SSR s engine cooling system.

### **Pros and Cons of Buying a 19HJJM Engine Coolant Temperature Sensor Connector for a 2003-2006 Chevy SSR**

#### **Pros:**

1. **Compatibility** This part is specifically designed for the 2003-2006 Chevy SSR, ensuring a proper fit without modifications.

2. **Reliability** A high-quality sensor connector reduces the risk of electrical issues, such as intermittent signals or complete failure, which can cause engine misfires, poor performance, or overheating.

3. **Prevents Further Damage** A faulty coolant temperature sensor can lead to incorrect engine timing, fuel delivery, and cooling system malfunctions. Replacing it early avoids more expensive repairs down the line.

4. **Easy Installation** Many aftermarket and OEM connectors are designed for straightforward replacement, often requiring only basic tools.

5. **Cost-Effective** Compared to labor-intensive repairs (e.g., engine overheating damage), replacing a sensor connector is a relatively inexpensive fix.

6. **Improved Diagnostic Accuracy** A functioning sensor ensures the vehicle s computer receives accurate temperature readings, leading to better diagnostics and fewer false error codes.

7. **Warranty Coverage** If purchasing from a reputable seller, some parts may come with a warranty, providing peace of mind against defects.

#### **Cons:**

1. **Potential Counterfeit Parts** Some online marketplaces may sell low-quality or fake replacements, leading to premature failure or poor performance.

2. **Mismatched Quality** Cheaper alternatives may lack durability, especially if exposed to harsh conditions (e.g., moisture, vibration).

3. **Additional Costs** If the sensor itself is damaged (not just the connector), you may need to replace both, increasing the total expense.

4. **Diagnostic Confusion** If the issue stems from wiring or the sensor itself rather than the connector, replacing just the connector may not resolve the problem.

5. **Limited Availability** Depending on the source, finding the exact part number (19HJJM) may require checking multiple suppliers, potentially delaying repairs.

6. **Installation Challenges** In some cases, tight spaces or corroded connectors may make installation difficult, requiring extra effort or tools.

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### **Conclusion**

Replacing the coolant temperature sensor connector on a 2003-2006 Chevy SSR is a practical solution if the issue is confirmed to be with the connector rather than the sensor or wiring. The benefits such as improved engine performance, prevention of further damage, and cost savings outweigh the risks if you source the part from a trusted supplier. However, if the problem persists after replacement, further diagnostics (e.g., testing the sensor or checking wiring) may be necessary.

### **Recommendation**

1. **Verify the Issue** Before purchasing, confirm that the problem is indeed with the connector by checking for loose connections, corrosion, or damaged wiring.

2. **Choose a Reputable Supplier** Opt for parts from well-known brands (e.g., OE-quality or trusted aftermarket suppliers like ACDelco, Bosch, or local auto parts stores with return policies).

3. **Consider a Sensor Replacement** If the sensor itself is faulty, replacing both the sensor and connector ensures long-term reliability.

4. **Follow Installation Guidelines** Carefully follow the manufacturer s instructions or consult a professional if unsure about wiring or connector placement.

5. **Monitor Performance** After replacement, observe the vehicle s behavior (e.g., no warning lights, stable temperature readings) to confirm the fix worked.

If the connector is the root cause, this is a straightforward and worthwhile upgrade. If not, additional troubleshooting may be required.

Details:

Engine Coolant Temperature Sensor Connector fits Chevy SSR 2003 - 2006 19HJJM: Brand: Replacement condition: New Notes: Multi Purpose Electrical TX3A Remark: Connector; Brake Fluid Level Vehicle Speed Auto Trans Input/Output Shaft Washer Ignition Control Module Crankshaft Position Connector, Detailed Applications Years: Vehicle: 2003 - 2006 Chevrolet SSR, SSR Manual Transmission.

part #: 19hjjm price

  • $17.58

specifications ocoosys:

  • for models: Ssr
  • for makes: Chevy
  • for years: 2003-2006
  • mpn: 19hjjm
  • part type: Engine Sensor
  • compatible make/model: Chevrolet Ssr
  • compatible years: 2005 2003 2004 2006 05 03 04 06
  • fitment info: Engine Coolant Temperature Sensor Connector Multi Purpose E.
  • important info: Engine Coolant Temperature Sensor Connector; Brake Fluid Level.
  • manufacturer warranty: 12 Month Warranty
  • attention: Read Full Description To Confirm Fitment
  • cs-sku: 400

payments ocoosys:

  • wallet: Apple-pay
  • other
  • credit card: Mastercard

offer ocoosys:

  • quantity: 1
  • started: March 26, 2026
  • availability: In Stock
  • options: Ship-to-home
  • sold: 0

seller ocoosys:

  • # reviews: 23426
  • rating: 99.1%
  • city: New Bedford, Massachusetts

returns ocoosys:

  • policy: Returns Accepted
  • time: 30 Days
  • paid by: Seller

general ocoosys:

  • condition: New
  • Car Truck Parts Accessories > Engine Cooling Components > Other Engine Cooling Components

shipping ocoosys:

  • class: Economy
  • type: Fixed
  • cost: $0.00
  • transit: 2-6 Days
  • service: Economy
for models: ssr, for makes: chevy, for years: 2003-2006, part type: engine sensor, compatible make/model: chevrolet ssr, compatible years: 2005 2003 2004 2006 05 03 04 06, fitment info: engine coolant temperature sensor connector multi purpose e., important info: engine coolant temperature sensor connector; brake fluid level., manufacturer warranty: 12 month warranty, attention: read full description to confirm fitment, cs-sku: 400,
category: auto parts > car truck parts accessories > engine cooling components, sku: 20613698529861731,
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1 offer $17.58 USD
  • New. Offer #1 priced at $17.58 + $0.00 shipping estimate = $17.58* total. Notes: Engine Coolant Temperature Sensor Connector -- Multi Purpose Electrical Connector (TX3A) 2003-2006 Chevrolet SSR.FREE SHIPPING

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