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When was the last time you did a full tune up??
When was the last time you changed your 02 sensors? They should be changed every 65-75k, thsi is CRITICAL for miledge....
What year is your truck?? If it's a 92-95 you probably have a leaking CPI unit...
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95 s10 Blazer, EGR Mod, ZQ8 Steering box mod, 99 Center console shifter mod and more... See everything at www.pghconsulting.net/teal
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