distributor cap where is it in a 99 gmc sonoma extended pickup

4 CYL • AWD • AUTOMATIC
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TSMS
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Where is the distributor cap in a 99 gmc sonoma extended cap?
Mar 4, 2011 at 3:58 PM
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WRENCHTECH
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That depends on what engine you have since there is no 2.0 as you posted. If you have the 4.3 V6, the cap is at the back of the engine. If you have the 2.2 4 cylinder, it doesn't have one. It's a DIS system.
Mar 4, 2011 at 4:06 PM
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TSMS
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Thanks, Wrenchtec for answer to distributor cap in a 99 gmc sonoma. What is a dis system? Thanks again.
Mar 4, 2011 at 4:20 PM
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WRENCHTECH
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Direst Ignition system
Mar 4, 2011 at 4:22 PM
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TSMS
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what could be the problem when you reach 35 miles per hour truck begins to vibrate with accelloration like a wire is shorted out or plugs fouled out? Thanks
Mar 4, 2011 at 4:30 PM
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WRENCHTECH
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Yes, it could be either of those or even a bad coil.
Mar 4, 2011 at 4:33 PM
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TSMS
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Where is the coil located, we appreciate your input.
Mar 4, 2011 at 4:35 PM
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WRENCHTECH
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There are 2 coils and they are on the back of the engine. all you have to do is follow the plug wires.
Mar 4, 2011 at 5:02 PM
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