Gedlex EVAP Leak Detection Pump 310-219 — Direct-Fit Replacement for Chrysler/Dodge/Jeep, Durable Plastic Housing

Gedlex 310-219 is an OE-style evaporative emissions (EVAP) system leak detection pump designed to replace factory units on select Chrysler, Dodge, Jeep, Ram, Fiat and Alfa Romeo models.

This Gedlex leak detection pump restores the EVAP system's ability to pressurize and test for fuel vapor leaks, helping the vehicle's onboard diagnostics complete emissions checks. Built from durable plastic housings and internal components, the unit is offered as a direct-fit aftermarket replacement compatible with many model years and part numbers. Before ordering, confirm fitment against your vehicle's year and OEM part references to ensure correct application.

Which vehicles will this Gedlex 310-219 unit fit?

The pump covers a wide range of Chrysler Group and Fiat models across several years. Fitment lists multiple model years for Dodge Durango, Ram pickup and ProMaster lines, Jeep Grand Cherokee and Liberty, Chrysler Aspen, Fiat 500/500L, and Alfa Romeo 4C.

• Dodge: Durango 2007–2019, Nitro 2007–2011, Ram 1500/2009–2010 pickups
• Ram/ProMaster: Ram 1500 2011–2019; ProMaster 1500/2500/3500 (2018–2019); ProMaster City 2015–2017; ProMaster Rapid 2017–2018
• Chrysler/Jeep: Aspen 2007–2009; Liberty 2008–2012; Grand Cherokee 2011–2019
• Fiat/Alfa: Fiat 500/500L (2012–2018, 2014–2016 respectively); Alfa Romeo 4C (2015–2019)

How does this replacement compare to the original part?

Gedlex supplies the 310-219 pump as a compatible aftermarket alternative engineered to match critical dimensions and electrical connectors. It lists several cross-reference numbers so technicians can verify equivalence. Construction uses common automotive-grade plastics and internal components intended for long-term use under normal conditions.

• Cross-references: 4B1593, ESM1003, LDP12, VDP12 and several OEM codes
• Form, fit and connector alignment designed for direct swap
• Durable plastic housing for corrosion resistance and service life

What should I check before buying and installing?

Confirm compatibility by matching your vehicle's VIN, year, and the OEM part number indicated on the original pump. Also inspect wiring harnesses, mounting points, and surrounding lines for damage to avoid reinstallation issues. If the EVAP fault persists after replacement, diagnostics of valves, lines and canister should follow.

• Verify OEM/old part number against the Gedlex cross-reference list
• Check connector type and wire length for proper mating
• Inspect vacuum lines, clips and EVAP canister for related damage

What are the product’s key specifications and part numbers?

The Gedlex 310-219 is offered under multiple replacement numbers to simplify cross-referencing during parts lookup. It is intended for EVAP system leak detection tasks and manufactured with automotive-grade materials for typical underbody or engine-bay environments.

• Replacement numbers include 4B1593, ESM1003, LDP12, VDP12 and several 4861959/52855827 variants
• Designed for EVAP leak detection pump applications only—confirm fitment
• Plastic construction suitable for fuel-vapor and environmental exposure

Who is this for: Gedlex 310-219 is intended for vehicle owners, independent mechanics and professional shops needing a reliable aftermarket EVAP leak detection pump for compatible Chrysler, Dodge, Jeep, Ram, Fiat and Alfa Romeo models. It’s suited to anyone replacing a failed factory pump or performing EVAP system repairs who requires direct-fit compatibility and known cross-reference part numbers. Always double-check vehicle fitment and inspect related EVAP components during installation to ensure a complete repair.