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1998 Camaro 6.0l swapped iac and idle issues at start up engine cold only

EFI Tuning Fundamentals

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98 Camaro been tuned for ls1 with cam now has 6.0 with big cam been working on tune but ant get to idle cold once you drive it and temp raises any idles fine.

Please help has big lift cam

intake total lift is 0.631 inch,

exhaust total lift is 0.615

duration of intake valve is 285 degrees@0.006,

exhaust DURATION is 300 degrees@0.006,

LSA 112.5,

EVO @0.050 57 DEGREES BBDC,

EVC@0.050 7 DEGREES ATDC,

IVO@0.050 5.5 DEGREES BTDC, IVC @0.050 45.5 DEGREES ABDC

INTAKE C/L 110 DEGREES, EXHAUST C/L 115 DEGREES

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