2006 Chevy Silverado pcm

2006 CHEVROLET SILVERADO
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SAM DOYLE
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Electrical problem
2006 Chevy Silverado V8 Four Wheel Drive Automatic

the fuse marked pcm blows after motor starts
Nov 6, 2010 at 1:58 AM
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JDL
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What is litre size of engine? What is fuse amp rating. With the 4.8 I saw two pcm fuses, pcm B and pcm 1?
Nov 6, 2010 at 10:28 AM
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SAM DOYLE
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6liter ........20amp fuse
Nov 8, 2010 at 12:24 AM
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JDL
  • ✓ASE Certified Mechanic
  • 16,098 POSTS
  • ASE Certified Mechanic
With pcm B fuse, I'd suspect the fuel pump. Can't be positive.
Nov 8, 2010 at 8:57 AM
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