Dell recorded a $92 million reduction in net income as it restated four years of financial results. The company indicated one of the biggest problems concerned how it accounted for software sales.
Google shares approached $700 Tuesday on mounting speculation over the company's wireless-services plans, while the Nasdaq wavered as focus turned to the Fed's interest-rate meeting.
The House approved a bill to extend a moratorium on Internet access taxes for seven years, despite considerable support for a permanent ban. The Senate has passed a similar measure.
GM's technology chief faces the challenge of cutting IT costs in addition to reducing the time and money it takes to design, build and deliver vehicles.