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Inspect all MAP sensor circuits for being broken inside of the insulation near the MAP sensor connector. Typically, the break will be within inches of the MAP sensor connector.
that was the first thing i checked and the wires seemed good yes they are without any type of heat casing but no cuts or open wires in them that i can see.
What's up guys, so got everything figured out. It was a combo of things that previous owner failed to address. So it was the map sensor itself I'm new to GM coming over from German built side of things. So once that cleared then had misfires which were the plugs. So now all codes are clear. Put on some 35 inch and cranked it up and level out.
still need to black out the grille but now it's got the new tires, plugs, airdoc intake mudd flaps, and afe dry flow filter. Still waiting on the bilstein 5100 shocks, already got the extended front bump stops, brakes are on the way. Also got window visors
