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Q: eng starts runs 1 sec then dies over and over on 1998 GMC 3500 Pickup

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
has a new fuel filter
(2) Answers
It is either fuel or spark related. The fuel pressure regulators and injectors are known to leak. The fuel pumps usually go bad after 100K. Security issue? Have it professionally diagnosed.
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