B1009

DTC B1009, sometimes indicated as B100900 is an OBD diagnostic trouble code indicating a manufacturer-specific fault with the vehicle body.

DTC Trouble Code Search

Bulletins

Bulletins are notices put out by manufacturers in conjunction with the NHTSA to notify the public of manufacturing issues or changes.

0208470041 - ELECTRICAL SYSTEM:IGNITION:MODULE
OLDSMOBILE: This bulletin is being issued to revise diagnostic trouble codes B1000, B1004, B1007, B1009, and B1013 for 2000 - 2002 gm passenger cars and trucks. *tt

Consumer Complaints for this DTC

2002 BUICK LESABRE with 38000.0 miles

Engine stalls while driving. No warning. Engine will restart, but will only run for a few seconds, then stalls and will not restart. No check engine lights or other indications that there is a problem. Happens at high and low speeds. Car will restart and operate normally after sitting for a few hours, usually overnight. Car has been towed 7 times for this problem. Dealer has replaced two ignition modules, and one crankshaft position sensor. Car has been at the dealer for this problem for a total of twelve weeks since initial occurrence, while the dealer tries to duplicate the problem. Dealer most of the time cannot duplicate the problem. Most recent occurrence, the car displayed the following codes: B1009 and B2734. Mileage between incidents ranges from as high as 15,000 miles to 1,500 miles. Car is undependable, and much more important, unsafe.
ENGINE AND ENGINE COOLING,