1998 GMC C1500
150,000 MILES
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ANONYMOUS
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  • 1 POST
Runs bad when it rains out, did total tuneup including cap and rotor, still bad only when its damp or rains out
Apr 1, 2013 at 11:03 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.
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JACOBANDNICKOLAS
  • CAR REPAIR CONTRIBUTOR
  • 110,190 POSTS
Try this. When it is dark out, open the hood, start the engine, and mist water on the ignition system to see if there are any shorts. Make sure to wear old clothes and protect your eyes.
Apr 2, 2013 at 2:28 AM
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