Gerry Posted May 9, 2021 Share Posted May 9, 2021 I have an 86 Comanche X that has no power except for headlights, horn, and starter, but will not start. Just got truck that was not running when I got it. Any ideas ?.?? Link to comment Share on other sites More sharing options...
jdog Posted May 9, 2021 Share Posted May 9, 2021 Does it crank? V6 or 4 cylinder Link to comment Share on other sites More sharing options...
Gerry Posted May 9, 2021 Author Share Posted May 9, 2021 It turns over but no start Link to comment Share on other sites More sharing options...
Gerry Posted May 9, 2021 Author Share Posted May 9, 2021 It’s a V6 Link to comment Share on other sites More sharing options...
jdog Posted May 9, 2021 Share Posted May 9, 2021 Do you have spark? And do you know if there's fuel Link to comment Share on other sites More sharing options...
eaglescout526 Posted May 9, 2021 Share Posted May 9, 2021 54 minutes ago, jdog said: the fuel pump running? He’s got the 2.8L, might be kinda hard to hear that running. Link to comment Share on other sites More sharing options...
jdog Posted May 9, 2021 Share Posted May 9, 2021 9 minutes ago, eaglescout526 said: He’s got the 2.8L, might be kinda hard to hear that running. Yeah guess so, brains not awake yet. Link to comment Share on other sites More sharing options...
Orko1978 Posted May 9, 2021 Share Posted May 9, 2021 Had the same issue with my '86, rebuilt the carb yet? Link to comment Share on other sites More sharing options...
Eagle Posted May 10, 2021 Share Posted May 10, 2021 14 hours ago, Gerry said: It turns over but no start Do you have a spark at the spark plugs? Is there fuel flowing through the carburetor when you crank it? You need three things for it to run: fuel, air, and spark. So the first step in troubleshooting is to see which one is missing. Link to comment Share on other sites More sharing options...
scaleless Posted May 10, 2021 Share Posted May 10, 2021 3 minutes ago, Eagle said: So the first step in troubleshooting is to see which one is missing Does it start with starting fluid? -> fuel If you pull a plug and crank is there a visible spark? -> spark Visually inspect your intake and/or test for manifold vacuum-> air Link to comment Share on other sites More sharing options...
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