A GM spokesman said the company cannot comment on the allegation. HP also declined comment.
In May, HP announced plans to cut 27,000 employees by the end of 2014. In September, it added 2,000 to the list.
At the end of 2011, HP had 349,600 employees. The cuts through Oct. 31 represent about 5% of its global workforce for that period.
Previously, HP had said that it expected to cut about 12,000 by end of 2011 fiscal year.
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