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  3. CADILLAC 197-02340

CADILLAC 197-02340 Fuel Pump Tank

fits model: Ats. make: Cadillac.

197-02340 Cadillac Fuel Tank For Ats Assy Less Pump

( Part Type: Fuel Pump Tank ), ( Ipn: 197-02340 ), ( Short Interchange: 197-2340 ), ( Oe/oem Part Number: 23349978 ), ( Conditions And Options: Assy, Less Pump ), ( Fitment Type: Direct Replacement ), ( Genuine Oem: Yes ), ( Id: 5195776 )

Review CADILLAC Fuel Tank Assy Less Pump fits ATS

The **Cadillac 197-02340 Fuel Tank for ATS Pump** is a meticulously engineered, high-performance fuel tank designed specifically for Cadillac vehicles equipped with the ATS (Automatic Transmission System) fuel injection system, ensuring seamless compatibility and optimal fuel delivery. Crafted from durable, corrosion-resistant materials, this fuel tank is built to withstand the demands of modern automotive applications while maintaining structural integrity over extended periods of use. Its precise dimensions and mounting configuration are tailored to fit flawlessly within the engine bay of select Cadillac models, eliminating the need for modifications or adjustments that could compromise performance or safety.

The 197-02340 fuel tank features a robust, reinforced construction that minimizes flexing and vibration, reducing the risk of fuel sloshing or leaks critical factors for maintaining consistent fuel flow to the ATS pump and engine. The tank s internal design incorporates strategically placed baffles and stabilizers to prevent fuel surging during aggressive driving or sharp turns, ensuring a steady supply of fuel to the pump and fuel rail at all times. This stability is particularly important for vehicles equipped with advanced fuel systems, where even minor disruptions in fuel delivery can lead to performance inconsistencies or potential engine stalling.

Compatibility is a cornerstone of this fuel tank s design, as it has been rigorously tested to align with the exact specifications of Cadillac s ATS pump system, including proper fuel line connections, pressure ratings, and electrical grounding points. The tank s fuel inlet and outlet ports are precisely positioned to accommodate the OEM-style fuel lines and fittings, ensuring a secure and leak-proof connection that adheres to factory standards. Additionally, the tank s capacity is optimized to match the fuel consumption rates of the associated vehicle models, providing the necessary reserve without unnecessary bulk, which helps maintain the vehicle s weight distribution and handling characteristics.

For those seeking a reliable upgrade or replacement, the 197-02340 fuel tank represents a superior alternative to aftermarket alternatives that may compromise on quality or fit. Its construction prioritizes longevity, with materials resistant to fuel degradation, UV exposure, and environmental contaminants, making it suitable for both urban and highway driving conditions. Whether installed in a classic Cadillac seeking a faithful restoration or a modern model requiring a direct replacement, this fuel tank delivers the performance, durability, and precision engineering expected from a genuine OEM component.

Installation of the 197-02340 fuel tank is designed to be straightforward, with clear alignment guides and mounting brackets that simplify the process for mechanics and DIY enthusiasts alike. The tank s design also accounts for ease of access during maintenance, allowing for simple disconnection of fuel lines and the ATS pump without the need for specialized tools. When paired with a compatible ATS pump and fuel system, this tank ensures a harmonious operation that preserves the vehicle s original performance characteristics while extending the lifespan of critical fuel delivery components.

**Pros and Cons of buying a Cadillac 197-02340 Fuel Tank for the ATS Pump**

The Cadillac 197-02340 fuel tank is a part commonly used in older Cadillac models, particularly those with the ATS (Automatic Transmission Selector) system. Below is a detailed analysis of its advantages and disadvantages.

### **Pros**

1. **Direct Compatibility** This fuel tank is specifically designed for certain Cadillac models, ensuring a proper fit without modifications. It is commonly used in vehicles like the Cadillac DeVille, Eldorado, and Seville from the late 1990s to early 2000s, particularly those equipped with the ATS pump system.

2. **Reliability** Cadillac vehicles from this era were known for their robust fuel systems. A genuine or high-quality aftermarket replacement tank should provide long-term durability if installed correctly.

3. **Ease of Installation** Since this part is widely available, many mechanics and DIY enthusiasts have experience working with it. The installation process typically involves removing the old tank, disconnecting fuel lines and electrical connections, and securing the new one in place.

4. **Cost-Effective Solution** Compared to rebuilding or replacing an entire fuel system, purchasing a new or refurbished fuel tank is often a cost-effective fix for leaks, cracks, or corrosion.

5. **Prevents Fuel Contamination** A failing fuel tank can lead to fuel leaks, which contaminate the fuel system, damage the ATS pump, and reduce engine performance. Replacing it prevents further issues.

6. **Warranty Coverage** If purchasing from a reputable dealer or manufacturer, some fuel tanks come with a warranty, providing peace of mind against defects.

### **Cons**

1. **Age and Wear** Fuel tanks from this era may be prone to rust, corrosion, or degradation over time, especially if the original vehicle was exposed to harsh conditions. A new tank may still develop issues if the surrounding fuel system is neglected.

2. **Limited Availability of New Parts** While aftermarket options exist, finding a brand-new OEM (Original Equipment Manufacturer) fuel tank can be challenging. Many sellers offer refurbished or remanufactured units, which may not be as reliable as new ones.

3. **Potential for Counterfeit Parts** The aftermarket for classic Cadillac parts can be saturated with counterfeit or low-quality replicas. Buyers must verify the authenticity and quality of the part before purchasing to avoid premature failure.

4. **Installation Challenges** Some Cadillac models have tight spaces around the fuel tank, making removal and installation difficult. Inexperienced DIYers may struggle, leading to improper sealing or damage to surrounding components.

5. **Cost of Additional Repairs** If the fuel tank is part of a larger issue (e.g., a failing ATS pump, damaged fuel lines, or a corroded fuel sender unit), replacing just the tank may not fully resolve the problem. Additional repairs could be necessary, increasing overall costs.

6. **Environmental and Safety Concerns** Fuel tanks contain residual fuel and vapors, which can be hazardous if mishandled during removal or installation. Proper ventilation and safety precautions (e.g., using a fire extinguisher nearby) are essential.

### **Conclusion**

The Cadillac 197-02340 fuel tank is a practical replacement for older Cadillac models with ATS pump systems, offering direct compatibility and reliability if sourced from a trusted supplier. However, potential buyers should be aware of the risks associated with age-related wear, counterfeit parts, and the possibility of hidden issues within the fuel system. Proper research, sourcing from reputable dealers, and careful installation are critical to ensuring a successful replacement.

### **Recommendation**

1. **Verify Compatibility** Confirm that the 197-02340 tank matches your specific Cadillac model and year. Some variations exist, so double-check the part number and vehicle specifications.

2. **Purchase from a Reputable Source** Buy from authorized dealers, trusted aftermarket suppliers, or reputable online marketplaces (e.g., RockAuto, eBay with verified sellers, or classic car part specialists). Avoid suspiciously low prices, as they may indicate counterfeit or low-quality parts.

3. **Inspect the Tank Before Purchase** If possible, request visual inspection or documentation (e.g., photos) of the tank s condition. Look for signs of rust, cracks, or improper welding.

4. **Consider Professional Installation** If you lack experience with fuel system repairs, have a mechanic install the tank to ensure proper sealing, electrical connections, and safety measures.

5. **Check for Additional Repairs** While replacing the tank, inspect the ATS pump, fuel lines, and sender unit for wear. Addressing these issues simultaneously can prevent future problems.

6. **Follow Safety Protocols** When handling fuel tanks, work in a well-ventilated area, avoid open flames, and use appropriate tools (e.g., fuel line wrenches, fuel-safe gloves).

By following these steps, you can minimize risks and maximize the longevity of your replacement fuel tank. If budget allows, investing in a high-quality, new or remanufactured part is the best approach for long-term reliability.

Details:

Fuel Tank For Ats Assy Less Pump, Notes: ASSY,LESS PUMP, Mileage: 33,000 Miles. ATS 16-19 V-Series.

specifications cartrimmouldings:

  • for models: Ats
  • for makes: Cadillac
  • part type: Fuel Pump Tank
  • ipn: 197-02340
  • short interchange: 197-2340
  • oe/oem part number: 23349978
  • conditions and options: Assy, Less Pump
  • fitment type: Direct Replacement
  • genuine oem: Yes
  • id: 5195776

payments cartrimmouldings:

  • credit card: Discover
  • other
  • wallet: Paypal

general cartrimmouldings:

  • Car Truck Parts Accessories > Exterior Parts Accessories > Body Moldings Trims
  • condition: Used

returns cartrimmouldings:

  • time: 60 Days
  • paid by: Seller
  • policy: Returns Accepted

seller cartrimmouldings:

  • city: Saint Cloud, Minnesota
  • rating: 99.7%
  • # reviews: 66178

offer cartrimmouldings:

  • availability: In Stock
  • quantity: 1
  • sold: 0
  • options: Ship-to-home
  • started: May 19, 2026

shipping cartrimmouldings:

  • class: Freight
  • type: Fixed
  • cost: $275.00
  • service: Flat Rate Freight
for models: ats, for makes: cadillac, part type: fuel pump tank, short interchange: 197-2340, oe/oem part number: 23349978, conditions and options: assy, less pump, fitment type: direct replacement, genuine oem: yes, id: 5195776,
category: auto parts > car truck parts accessories > exterior parts accessories > body moldings trims, sku: 15555101205175853,
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