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Unread 03-19-2014, 02:25 PM   #1
jakeg01
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Engine bogging out

Hey so I bought a 1994 jeep grand cherokee with a 4.0 it is a fresh rebuild but when I start it it Boggs out at about 300-500 rpm and sometimes backfires it also smells like gas pretty bad but half the time it runs just fine I'm not sure what to do hear could someone please help?

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Unread 03-19-2014, 08:57 PM   #2
laybackman
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Originally Posted by jakeg01 View Post
Hey so I bought a 1994 jeep grand cherokee with a 4.0 it is a fresh rebuild but when I start it it Boggs out at about 300-500 rpm and sometimes backfires it also smells like gas pretty bad but half the time it runs just fine I'm not sure what to do hear could someone please help?
Is the Check Engine Light on? Does it light up momentarily when you turn the ignition key to the START (not ON) position?
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Unread 03-20-2014, 10:45 AM   #3
jakeg01
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No there is no engine light , but the gas in the engine is about 2 years old, I put new gas in but I'm thinking maybe some sort of relay or fuel filter
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Unread 03-20-2014, 10:46 AM   #4
jakeg01
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Actually there is an engine light on
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Unread 03-20-2014, 12:29 PM   #5
laybackman
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Originally Posted by jakeg01 View Post
Actually there is an engine light on
Your codes will probably be different;

https://www.youtube.com/watch?v=c6e1Q23pGd0


this guy explains it better but your codes will be different


https://www.youtube.com/watch?v=U97eVgG2Joo
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Chicks dig me.....Fish fear me

Getting older, I have developed some special skills. I have the ability to cough, sneeze, fart and pee at the same time.

"If we cannot afford to take care of Veterans, then we should stop making them."
David C. Wilker Jr. USAF (RET)
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Unread 03-20-2014, 12:42 PM   #6
laybackman
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This thread by Que89YJ is the best one!

http://www.jeepforum.com/forum/f12/h...codes-1257145/
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Chicks dig me.....Fish fear me

Getting older, I have developed some special skills. I have the ability to cough, sneeze, fart and pee at the same time.

"If we cannot afford to take care of Veterans, then we should stop making them."
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