Emissions Recall #7631 & #7632
VAPOR CANISTER AND PURGE SOLENOID
1994 through 1996 model year Ram (BR) trucks with a GASOLINE engine and:
The Vapor Canister may allow charcoal to migrate from the canister to the
purge solenoid and into the engine. In addition, the migrating charcoal
may plug the purge solenoid, which may cause driveability complaints and
illumination of the Malfunction Indicator Light (MIL). To correct this
condition, the canister and the solenoid must be replaced. Aprox 635,000
vehicles are affected.
currently located OUT OF CALIFORNIA -- Recall 7631
currently located IN CALIFORNIA -- Recall 7632
If your vehicle is registered in California,
this recall MUST be performed prior to re-registration in California.
The servicing dealer MUST provide a VEHICLE EMISSION RECALL PROOF OF CORRECTION
FORM (#81-016-1053) upon completion of recall #8002 for use a proof in
renewal of the vehicle registration.
1 Vapor Canister
1 Purge Solenoid
A. Replace Vapor Canister and Purge Solenoid:
Disconnect the Purge solenoid electrical connector (Fig 2)
Disconnect the vacuum hoses from the purge solenoid (Fig 2)
Remove and discard the purge solenoid (Fig 2)
Raise the vehicle on a hoist
Disconnect the vacuum hoses from the vapor canister (Fig 3)
With the Ignition key OFF, disconnect the battery NOTE: To
enhance customer satisfaction, note the radio settings and reset the radio,
clock, etc when service is completed.
Remove air cleaner assembly from the throttle body
Disconnect the vapor purge hose from the engine throttle body (Fig 1)
Remove and discard the vapor canister (Fig 3)
Disconnect the vapor hose from the fuel tank rollover valve (Fig 4)
With compressed air, thoroughly clean the cannister-to-rollover valve hose
and the canister signal hose (94/95 model year only) NOTE: The
evap system must be free of all loose carbon particles or the new purge
solenoid may become stuck in the open position
Install the new canister assembly in the bracket. Rotate the canister until
the hose fittings are horizontal (Fig 3). Tighten the bolt to 95 in-lbs
Connect the vapor hoses to the canister (Fig 3).
Connect the vapor hose to the fuel tank roll over valve (Fig 4)
Use compressed air to thoroughly clean the purge solenoid-to-throttle-body
Inspect the throttle body purge port. Insert a thin wire into the purge
port to make sure there are no carbon particles present
Connect the purge hose to the throttle body (Fig 1)
Install new purge solenoid (Fig 2) NOTE: the 1996 solenoid is marked
"up" on the housing to denote proper orientation. Be sure it is properly
Connect vacuum hoses to the purge solenoid (Fig 2)
connect the purge solenoid electrical connector (Fig 2)
Install air cleaner assembly
Connect the battery cable
B. Install An Authorized Fuel Modifications Label:
NOTE: Mark the vacuum hoses to ensure correct reassembly
For California Vehicles, complete the information on the label in Fig
5 and attach the label near the VECI label
C: Complete Proof of Correction Form:
Complete a Vehicle Emission Recall Proof of Correction Form and supply
it to the vehicle owner.
Thanks to Bob Bergevin for supplying this Recall information.
This page was edited on: May 3, 2004