One or more fuel injectors may become stuck closed causing an engine misfire and the Check Engine Light to illuminate. Our technicians tell us that this problem can be caused by some fuel additives. There are special procedures which may be able to restore the affected injector. If this fails the affected injector must be replaced.
Average mileage: 175,630 (130,000–280,151)
Engines affected: 4.3L V6, 5.0L V8, 5.7L V8
9 people reported this problem
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p0304 code,wont hold fuel pressure when fuel pump is off.it also has bad cat codes
when driving there is a studder when accelerating,also the o2 sensors are needed,and my check engine light is on
I have seen this happen on about a dozen occasions, it is a definite problem with this design of fuel injection, but they do sell an upgrade design as a replacement, which is very nice.