Will not start

1986 GMC SIERRA
187 MILES • 7.4L • V8 • 2WD • AUTOMATIC
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EILEEN PACHECO
  • MEMBER
  • 1 POST
When they got the truck it was running and it has sat about six to eight months or more, I and now it will not start.
Jun 29, 2017 at 9:02 AM
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STEVE W.
  • ✓Experienced Mechanic
  • 15,368 POSTS
If it has sat that long the battery has probably drained flat. Start with a good battery, check the cables as the GM side terminal cables like to fail under the insulation. Then see if it will start.
Jun 29, 2017 at 9:28 AM
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