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W-Body for Life!
sounds like a normal amount of advance to me, the ECM will move advance around based on the engine being above/under the target idle speed, so expect some variation, especially if your idle isn't rock-steady.
1995 Monte Carlo LS 3100, 4T60E,
OBD1 Conversion...for now, future plans include a 3900, T04E-46 (Knock-Off) turbo (For the 3100, ~T61 for the 3900), and a F40.
Latest nAst1 files here!
Need a wiring diagram for any GM car or truck from 82-06(and 07-08 cars)?
PM me!
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01-18-2012 04:56 PM
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