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  3. CHRYSLER 5101802AB

CHRYSLER 5101802AB Gas Fuel Tank Pumps

fits model: Pacifica. make: Chrysler. year: 2004–2008.

5101802ab Chrysler 04 05 06 07 08 Pacifica Gas Fuel Tank Does Not Include Pumps

( Manufacturer Part Number: 5101802AB ), ( Type: Fuel Tank ), ( Fuel Type: Gasoline )

Review CHRYSLER Gas Fuel Tank Does Not Include Pumps fits PACIFICA 2004–2008

The **Chrysler 5101802AB Fuel Tank Pump Assembly** is a high-performance, direct-replacement component designed specifically for Chrysler Pacifica models manufactured between **2004 and 2008**, ensuring seamless integration with the vehicle s fuel delivery system. This premium fuel pump assembly combines durability with precision engineering, featuring a robust **electric motor-driven impeller system** that efficiently draws fuel from the tank and delivers it under optimal pressure to the engine s fuel injectors. Constructed from high-grade materials, including a **reinforced metal housing** and a **durable plastic fuel pickup strainer**, this pump is engineered to withstand the demands of daily driving while maintaining consistent performance, even in varying fuel levels. The assembly incorporates a **self-priming mechanism**, eliminating the need for manual priming and ensuring reliable startup in all conditions. Additionally, the **OEM-compatible wiring harness** and **secure mounting bracket** guarantee a clean, professional installation, reducing the risk of leaks or electrical issues. Whether replacing a worn-out original pump or upgrading for enhanced reliability, this Chrysler-specific fuel tank pump delivers the performance and longevity expected from genuine factory parts, making it an ideal choice for both professional mechanics and DIY enthusiasts seeking a hassle-free upgrade.

### **Pros and Cons of buying a Chrysler 5101802AB (Pacifica Gas Fuel Tank Pump) for 2004 2008 Models**

#### **Pros:**

1. **OEM Quality and Fit** This is an original equipment manufacturer (OEM) part, meaning it is designed specifically for Chrysler Pacifica models from 2004 to 2008. It ensures a proper fit without modifications, reducing the risk of leaks or improper installation.

2. **Reliability** Chrysler s fuel pump units from this era were generally durable, and an OEM replacement maintains the same build quality as the original component. If the failure was due to wear rather than a manufacturing defect, this part should perform as expected.

3. **Warranty Coverage** Purchasing directly from Chrysler or an authorized dealer may include a warranty (typically 12 24 months), providing peace of mind in case of premature failure. Third-party sellers may offer limited warranties as well.

4. **Compatibility with Aftermarket Upgrades** If you plan to modify your Pacifica (e.g., adding a turbocharger, larger fuel system, or ethanol blends), an OEM pump may not be sufficient for high-performance applications. However, it serves as a solid baseline for stock or mild modifications.

5. **Ease of Installation** The fuel pump is relatively straightforward to replace, especially with basic mechanical skills. Chrysler s design allows for easy access through the fuel tank, and the pump is typically secured with a few bolts and wiring connectors.

6. **Prevents Fuel Starvation** A failing fuel pump can lead to stalling, poor acceleration, or complete engine failure. Replacing it proactively avoids costly repairs to the engine or transmission caused by fuel delivery issues.

7. **Compatibility with Common Fuel Types** The 2004 2008 Pacifica was designed for standard gasoline (87 91 octane). If you use ethanol blends (e.g., E10, E15), ensure the pump is rated for such fuels, though OEM pumps are generally compatible with common blends.

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#### **Cons:**

1. **Age and Potential Wear** Parts from this era (2004 2008) may not be as readily available as newer models, and some suppliers may charge premium prices due to lower demand. Additionally, the pump itself may have been in service for years, especially if the vehicle has high mileage.

2. **Limited Performance for High-Mileage or Modified Vehicles** If your Pacifica has over 150,000 miles or has been modified (e.g., forced induction, larger injectors), the stock fuel pump may struggle to keep up with demand. This could lead to intermittent fuel starvation or reduced longevity.

3. **Potential for Counterfeit or Low-Quality Replacements** If purchasing from non-authorized sellers (e.g., eBay, Craigslist, or untrusted online marketplaces), there is a risk of receiving a counterfeit or aftermarket knockoff that may fail prematurely or not fit correctly.

4. **Ethanol Compatibility Concerns** While OEM pumps are generally compatible with E10, prolonged use of higher ethanol blends (e.g., E15 or E85) can degrade rubber components in the pump over time, potentially reducing its lifespan.

5. **Cost Relative to Aftermarket Alternatives** OEM parts can be more expensive than aftermarket equivalents. For example, a high-quality aftermarket pump (e.g., from Walbro, Delphi, or Stanadyne) may offer similar performance at a lower cost while sometimes including upgrades like improved flow rates or better sealing.

6. **Installation Challenges for DIYers** While the replacement process is manageable, it requires draining the fuel tank (or carefully siphoning fuel), which can be messy. Additionally, improper handling of electrical connections or fuel lines can lead to leaks or electrical issues.

7. **Potential for Recalls or Defects** Some Chrysler vehicles from this era had recalls related to fuel system components. If your Pacifica was part of a recall, replacing the pump may not resolve underlying issues (e.g., fuel line cracks, sensor failures). Always check for open recalls before purchasing.

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### **Conclusion:**

The **Chrysler 5101802AB fuel tank pump** is a solid OEM replacement for 2004 2008 Pacifica models, offering reliability, proper fit, and warranty coverage if sourced correctly. It is ideal for stock or lightly modified vehicles with moderate mileage. However, for high-mileage or performance-oriented applications, an aftermarket pump with higher flow capacity may be a better long-term investment.

If you prioritize **cost savings, performance upgrades, or extended longevity**, an aftermarket pump (e.g., Walbro 600 or 800 series) could be a worthwhile alternative. Conversely, if you want **guaranteed compatibility and warranty support**, the OEM part is the safest choice.

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### **Recommendation:**

1. **Verify the Vehicle s Condition** If your Pacifica has high mileage or symptoms of fuel delivery issues (e.g., sputtering, rough idling, or long crank times), consider:

- Testing the pump s voltage and resistance with a multimeter before purchasing.

- Checking for other related issues (e.g., fuel pressure regulator, fuel filter, or injectors).

2. **Source from a Trusted Supplier**

- **Authorized Chrysler Dealership** (for warranty and authenticity).

- **Reputable Online Retailers** (e.g., RockAuto, PartsGeek, or Amazon with verified sellers).

- Avoid unknown sellers to prevent counterfeit parts.

3. **Consider an Aftermarket Upgrade if Needed**

- For vehicles with **>120,000 miles** or **forced induction**, opt for a **high-flow aftermarket pump** (e.g., Walbro 600 or 800 series) to ensure adequate fuel delivery.

- If using **E15 or higher ethanol blends**, choose a pump rated for ethanol resistance.

4. **Budget Accordingly**

- **OEM Pump (5101802AB):** $150 $250 (depending on supplier).

- **Aftermarket Pump (e.g., Walbro 600):** $80 $150 (often with better flow rates).

- Factor in labor costs if not installing yourself ( $100 $200 at a shop).

5. **Install Properly**

- Follow Chrysler s service manual or a trusted online guide (e.g., Haynes or Chilton).

- Ensure the new pump is securely mounted and wiring connections are tight.

- Test-drive the vehicle after installation to confirm no leaks or electrical issues.

**Final Verdict:** The **Chrysler 5101802AB is a reliable OEM choice** for stock or mildly modified 2004 2008 Pacificas, but weigh the pros and cons against aftermarket options if your vehicle has higher demands. Always prioritize quality sourcing to avoid counterfeit parts.

Details:

The product is a gas fuel tank for Chrysler Pacifica model's from 2004 to 2008. It is a genuine Chrysler part with the manufacturer number 5101802AB, designed specifically for gasoline vehicles. This fuel tank does not include pumps.

part #: 5101802ab price

  • $796.00

specifications fueltanksysteme:

  • for models: Pacifica
  • for makes: Chrysler
  • for years: 2004-2008
  • mpn: 5101802ab
  • type: Fuel Tank
  • fuel type: Gasoline

shipping fueltanksysteme:

  • carrier: UPS
  • service: UPS Ground Saver
  • class: Economy
  • cost: $0.00
  • type: Fixed
  • transit: 9-15 Days

general fueltanksysteme:

  • condition: Used
  • Car Truck Parts Accessories > Air Fuel Delivery > Fuel Tanks Filler Necks

seller fueltanksysteme:

  • rating: 96.1%
  • # reviews: 259
  • city: Salisbury, North Carolina

offer fueltanksysteme:

  • quantity: 1
  • started: February 15, 2026
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock

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for models: pacifica, for makes: chrysler, for years: 2004-2008, type: fuel tank, fuel type: gasoline,
category: auto parts > car truck parts accessories > air fuel delivery > fuel tanks filler necks, sku: 22443474658830711,
Chrysler 5101802AB Is Similar To:
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1 offer $796.00 USD
  • Used. Offer #1 priced at $796.00 + $190.00 shipping estimate = $986.00* total. THIS IS NOT A JUNK TANK THAT IS ROTTED OUT THEN REPAIRED WITH NON CHRYSLER PARTS. NICE USED GAS TANK THAT FITS ONLY 2004, 2005, 2006, 2007 AND 2008 CHRYSLER PACIFICA.+$190.00 shipping

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