1996 GMC Sierra "change plugs" Questions

My new trailer has a 7 pin plug and my 1997 gmc has a 6 pin plug. I will need to change my 6 pin plug out to make my trailer brake work. What is the wiring sequence for a change to 7 pin plug. buy ...

Cannot pass emissions. Already changed plugs, air Cannot pass emissions. Already changed plugs, air filter, added an additive to gas, changed oil. Try cleaning the EGR valve or just replacing it and ...

...change the plugs and wires first (especially if they haven't been changed in a while) and see if that fixes it. If it doesn't then I would suspect the coil. It has been my experience that the plugs ...

i changed my plug wires and reconnected the ground cable and now my blower fan doesnt work everything worked fine before i changed the plug wires, could i have accidently bumped something under the ...

...plugs for this situation. It's a bolt with a rubber spacer that expands to seal the hole when you tighten it. If the old plug is still in the pan, use vice grips to thread it out. No need to replace ...

truck would not start. It will cranck the engine, but will lot start. Changed spark plugs and spark plug wires. Changing the plugs and wires isn't necessary to get it started. Was it okey before you ...

...wire connecting the coil with the distributor if there is still no spark than the coil needs to be ...

engine will start - but will not turn over - changed distributor cap-plugs & wires ok, changed o2 sensor ?? Assuming you have spark (I assume you held up a plug while cranking so you could see it)

changed plug wires now cant start After changing plug wires cannot get started. Checked firing order it is alright.Maybe I am In wrong location on cap for #1 wire. Check for the right location by ...

plugs, fuses. Post results. if it was me .id first look at or change the egr valve first and then map sensor these are cheap 28 bucks each. im 99% sure its one of these 2 iteams the manifold absaloute