What is a quad driver module circut on a 91 buick trouble code?

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What is a quad driver module circut on a 91 buick trouble code?

The alternator light is on and gage shows about 8 volts. engine Power is very low- getting codes 26 and 36 my book , a haynes, does not even show a 36.

2006-11-18 08:37:02 · 2 answers · asked by dkayaker1234 1 in Cars & Transportation ➔ Car Makes ➔ GMC

2 answers

get charging system fixed first,it will give false codes.

2006-11-18 12:54:15 · answer #1 · answered by midnighttoker 3 · 0⤊ 0⤋

A quad driver is a internal part of ECM that turns on certain solenoids and relays. The low voltage in battery is probably causing the string of codes in system.Fix that problem first and then go from there.

2006-11-19 03:24:14 · answer #2 · answered by deltech 4 · 0⤊ 0⤋