NHTSA Campaign Id 98V142000; Date: Jun. 22, 1998
This condition will cause a noise from the differential and, ultimately, failure of the shaft and loss of drive.
1998 BMW 540I; 1998 BMW 540IA; 1998 BMW 740IA; 1998 BMW 740ILA; 1998 BMW 750ILA
Component: Power Train:driveline:differential Unit
Manufactured by: Bayerische Motoren Werke
Affected Units:: 1,100
Vehicle description: passenger vehicles. The differential pinion shaft within the differential case assembly was produced without the appropriate surface hardening. This can result in the shaft experiencing premature wear.
Dealers will replace the entire differential assembly.
Owner notification began December 28, 1998. Owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact BMW at 1-800-831-1117. Also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).
Date Owners notified by Manufacturer: Dec 28, 1998
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