timing
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Timing Confusion on 4.9. (Manually Twisting Dist. vs Diag. Mode 5.9)
Cadillac DeVille 1985 to 2005 including:1985-1992I've read on here and in the FSM how to jump the ALDL, loosen the dist., and change the timing using the timing light. However, I also saw in the manual that you can go into the diagnostics mode 5.9 (Let it read 7.0, hit HI, it'll read 9.5, than hit ECON and WARMER, it'll read 5.0, then LO or HI...- 2
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Mr. '92 ·
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