S-10 & Blazer 1982-2005
The S-10 and Blazer was arguably the most versatile and accessorizable mid-size truck and SUV on the market.
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1993 S-10 blazer wont start

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Old January 31st, 2012, 7:47 PM
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Default 1993 S-10 blazer wont start

my S-10 blazer with the vortec 4.3 wont start. i checked the valves and timing chain both are fine. i can hear the fuel pump buzz when i turn the key on. occasionally will fire and almost start when cranking over. i was told that it could need a new black box i dont know what that is. please help
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