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Old 02-19-2008, 12:47 AM   #1
dadsbrew
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Join Date: Jan 2008
Location: Federal Way, WA
Posts: 53
Question Need help with code 25

hope some of you can help me out. I have a 88 s10 with 4 cyl. starts fine and runs good cold but when it warms up it starts stumbling and cutting out, its hard to keep it running. I changed spark plugs, cap, rotor, plug wires. It still throws code 25. Any Ideas ?
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