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Flat spots in acceleration between 2000-3000 rpm, 1996 4.0L Standard

It could be, but you need to check the fuel pressure when it happening. I would be also looking at the tune up, could be a ignition misfire.
 
Any codes? Do you have a way to test fuel pressure?
1996 is probably a year or two early for the likes of the OBDII Scan tools to read. I found that out with a couple of 1998 model vehicles. :(
 
1996 is probably a year or two early for the likes of the OBDII Scan tools to read. I found that out with a couple of 1998 model vehicles. :(
96 is the first year of Federal mandated OBDII in the US, some models may have had it before 96.
 
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