Question about 1996 Jeep Grand Cherokee

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96 Jeep ZJ with 4.0L removed manifolds to replace core plugs

Now I have steady check engine light with codes 72 & 55 help with what they are and I will be able to fix
Had vacuum leak and resealed that to day and cleared codes and still that check engine light came back on> It is running rich and bad MPG's now. How can I 'drive' the computer to make the engine to run lean in park to burn off any carbon like i did with the GM's in the 80's?

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Hi glad to help 72 is Catalytic Converter Efficiency Failure and 55 is end of code stream thats a normal code here is some info if you need more let me know have a good day DB96 Jeep ZJ with 4.0L removed manifolds to replace  - c334cad.giff46ba81.gif

Posted on Feb 19, 2009

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96 grand cherokee-- need to replace the park lamp bulb , left hand side-- can take out upper screw, cant find one on the lower half? What do I have to take out to replace it?

For take off the headlamps or parking lights and other, I suggest check this procedure (page 5 and next) from the Repair Manual ZJ-Secc-8L-Lamps

Other section about this model (nice model, I have one 93 ZJ 5.2L V8) in HERE.

Good luck, and remember rated and comment this help.

Mar 27, 2010 | Jeep Grand Cherokee Cars & Trucks

1 Answer

O2 code p0152 how repair replaced the sensors [4]

The O2 sensor is located on the exhausts manifold, or/and on the cat. Converter. Some cars have two.

Also, for more details, can review the Jeep ZJ Service Manual ZJ-Secc-14-Fuel-System

Check here for Reset Codes.

Good luck (remember rated this help)

Oct 17, 2009 | 2000 Jeep Grand Cherokee

1 Answer

1996 Jeep Cherokee coolant sensor bad

This trouble is common in this models, I have one '93 ZJ and my signal Sensor Coolant Level also is ON for long time; first, try to clean the plug and reset the ECU. If the signal show again, maybe you need replace this sensor.

For more details about location and diagnotics, check this documents:
- Page 5 Location (Coolant Temperature Sensor)
- Page 11 Diagnostics/Service Procedures
- Page 24 Removal Components

- Page 23 Coolant Reserve Tank (Coolant Sensor Level)

I hope help you with this (remember rated this help) Good luck.

Sep 14, 2009 | 1996 Jeep Grand Cherokee

1 Answer

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Review this info: ZJ-Secc-8L-Lamps (page Lamps 8L-5 and next)

Good luck, and rated me!!!

Aug 02, 2009 | 1996 Jeep Grand Cherokee

1 Answer

I'm trying to determine the (correct)

Check and review this info: ZJ-Secc-11-Exhaust-System-and-Intake-Manifold

In this pages find several graphics that can be help you.

Good luck!!!

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1 Answer

How to replace my 1994 jeep fog lamp? there are not enough space for the lamp plug go through. chris

Allways you need removal the fog light.
Check this:
ZJ-Secc-8L-Lamps (Page 5, Fig. 4 - english)
ZJ-1993-Service-Manual-Secc-08L-Luces (Page 13, Fig. 1 - spanish)

In the second option you have better images.

Good luck!!!

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