Jeep Wagoneer/Commando/Cherokee 1984-1998

Tank Assembly

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Removal & Installation



Except 1996-98 Grand Cherokee

See Figures 1 and 2


CAUTION
If the vehicle is equipped with the Multi-Point Fuel Injection, perform the fuel system pressure release sequence described earlier in this section.

  1. Disconnect the negative battery cable.
  2.  
  3. If equipped with a fuel injection system, relieve fuel system pressure as outlined in this section.
  4.  
  5. Remove the fuel filler cap.
  6.  
  7. Drain the fuel tank.
  8.  
  9. Raise and support the vehicle safely.
  10.  
  11. On 1986-91 Comanche models, remove the rear driveshaft.
  12.  
  13. Tag and disengage all hoses and wires connected to the tank.
  14.  


CAUTION
Wrap heavy shop towels around disconnected fuel lines to absorb spilled fuel. Be prepared to catch any fuel that is not absorbed!

  1. Remove the skid plate, if equipped.
  2.  
  3. Remove the fuel tank shield.
  4.  
  5. Support the tank with a floor jack and remove the strap nuts.
  6.  
  7. Partially lower the tank and disconnect the tank vapor vent hoses.
  8.  
  9. Remove the tank.
  10.  
  11. Inspect for rotted or leaking fuel lines.
  12.  

To install:
  1. Raise the fuel tank into position and connect the vent hose to the filler neck and tighten the clamp.
  2.  
  3. Wrap the support straps around the fuel tank, tighten them to 100 inch Ibs. (11 Nm). If 3 straps are used, tighten the center strap to 43 inch Ibs. (4 Nm) and the outer straps to 65 inch lbs. (7 Nm).
  4.  



Click image to see an enlarged view

Fig. Fig. 1: Some models use skid plates which must be removed to access the tank

  1. Install the tank shield and skid plate.
  2.  
  3. Engage all wires and hoses and lower the vehicle.
  4.  
  5. Fill the tank and install the filler cap.
  6.  
  7. Connect the negative battery cable.
  8.  
  9. Start the vehicle and check for leaks.
  10.  



Click image to see an enlarged view

Fig. Fig. 2: Common fuel tank and shield mounting

1996-98 Grand Cherokee

See Figure 3

  1. Disconnect the negative battery cable and relieve the fuel system pressure.
  2.  
  3. Raise and support the vehicle with jackstands.
  4.  
  5. Remove the fuel tank