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Cadillac Repair/94 caddilac fleetwood won't start

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Question
car crunk up put in reverse and back up a little then all of sudden it shut off. trouble code says (16) meaning opti-spark ingniition timing system low resolutuion pulse. car won't start back up wuz the problem

Answer
Code 16 = Alternator has an internal fault and or external wiring problem.

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On hands professional expertise in all aspects of Cadillac diagnostics and repair mid 1970`s thru 2000 year vehicles. GM certified in electronic fuel injection, Automatic transmission, Heating and A/C, and onboard vehicle computer diagnostics.

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Held over 15 GM certifications prior to retirement in 1989.

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Prior to retirement held several ASE certifications, numerous Factory certifications.

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