RAM 3500 Truck 4WD V8-5.7L VIN D (2003)
Leak Detection Pump: Service and Repair
Natural Vacuum Leak Detection (NVLD)
REMOVAL
Fig.28 NVLD Pump Location
The NVLD pump and filter are attached to the front of the EVAP canister mounting bracket. This is located near the front of the fuel tank. The pump and
filter are replaced (serviced) as one unit.
1. Raise and support vehicle.
2. Carefully remove pump hose clamp and hose at filter.
3. Carefully remove other vapor/vacuum hose at pump.
4. Disconnect 3-way electrical connector at pump.
