1993 Jeep (ZJ) Grand Cherokee No Start, Hard Starting Or Poor Performance
DIAGNOSIS If the vehicle exhibits any of the symptoms described above and is within the build date range, perform the repair procedure. REPAIR PROCEDURE This bulletin involves installing a low resistance ignition
coil and a jumper harness which contains an external resistor. 1. 2.
3. 4. Disconnect the negative battery cable. Disconnect the secondary and primary wiring from the ignition coil. Remove and discard the ignition coil. Install he ignition coil, P/N 4762312, and the secondary wire. 5. Remove the ignition
coil insulator from the harness. Install the insulator, wedge and seal
supplied in the harness package. 6. Install the jumper harness. Loop it
toward the battery and tie strap it to the battery harness. 7. Connect
the negative battery cable.
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