hard starting l83 6l80

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just got majority of swap done since its been cold it has been harder to start. not running an fuel module,an pressure on walboro 450 is 72lbs. he is tune file couple dtcs, just not sure where start maf sensor , or cold start tuning dtcs ignition coil b an f. p0352 p0356. p0073 ambient air temp witch ses unchecked an set no report. p182e an p1915. this happened when i ordered my 6l80 it came as 4x4.the gave me 500 back to convert myself 2018 with 1700 miles it was no brainer just forgot to hook up prnd switch.it permant code aslo so till couple drive cycles it there also.now one iam concerned about is p2127 throttle pedal switch circuit low input. is this bad ground or shady wiring or fault cts pedal? justb having hard time getting it to start an stay running any help appiciated.

[Ben Charles]

You need to fix all those codes, there telling you there’s a problem

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hard starting runs like a dog!!!!!

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there gone now since ive drove it i have my scanner showing prnd correctly now

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it possible since ive had intake off an had to tap a new thread in bolt hole thta intake is leaking or exhaust i know the maf HAS BE DIALED IN AFTER INTAKE TRACK MODS but it has no ass at all

[5FDP]

What is going on with that MAP sensor, look at those number in the log. Big problem there.

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if map setting in editor is to be na-map that my be i may have changed it to na-map-tia