Where is the carb on a jeep grand cherokee 1993 4.0 liter

There is no carburetor on any of the 6 cylinder or 8 cylinder Jeep Grand Cherokees. They have Fuel Injection and a throttle body which looks like a carburetor scaled down.

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Instructions on how to remove and replace the throttle body follow:

Throttle Body REMOVAL & INSTALLATION

1. Disconnect the negative battery cable.
2. Remove the vacuum hoses from upper bonnet, unfasten the retaining clips and remove the upper bonnet assembly.
3. Remove the lower bonnet retaining bolts and lower bonnet.
4. Remove the throttle cable and the return spring.
5. Disengage the wire harness connector from the injector.
6. Disengage the wire harness connector from the WOT switch, ISA motor and TPS.
7. Disconnect the fuel supply and return lines from the throttle body.
8. Tag and disengage the vacuum hoses from the throttle body assembly.
9. Disengage the potentiometer wire connector.
10. Loosen throttle body retaining bolts and remove throttle body assembly from the intake manifold. To install:
    
11. Clean the intake manifold and throttle body mating surfaces of old gasket material.
12. Install a new gasket and the throttle body assembly. Tighten the mounting bolts to 16 ft. lbs. (21 Nm).
13. Engage the potentiometer wire connector.
14. Engage the vacuum hoses to the throttle body.
15. Engage the fuel lines to the throttle body.
16. Engage the WOT switch, ISA motor, TPS, and injector electrical connections.
17. Install the return spring and throttle cable.
18. Install the lower bonnet and fasten the retainers.
19. Install the upper bonnet assembly, retaining clips and vacuum hoses.
20. Connect the negative battery cable.
21. Start the vehicle and check for fuel leaks. Fig. 1: Exploded view of the throttle body and related components