LANSING, MI—GM will spend $175 million on new tooling and equipment for its Lansing Grand River assembly plant to produce the 2016 Chevrolet Camaro. The facility will also add a second shift, boosting its workforce by 500.

WALTHAM, MA—A123 Systems LLC will invest $200 million to double capacity at three of its global manufacturing plants, including two in Michigan.

DETROIT—A protracted labor dispute that slowed the shipment of products through ports on the West Coast has forced some West Michigan manufacturers to rethink their just-in-time production model.

AUBURN HILLS, MI—ABB will begin manufacturing robots in the United States, making it the first global industrial robotics company to do so. The company made the announcement at the opening of a new robotics factory here. Approximately 300 new jobs will be added to the facility by 2017.

DETROIT—Manufacturing employment increased in Michigan for a fourth straight year. Michigan manufacturers added 14,089 jobs from February 2014 to February 2015, an increase of 2.1 percent. Industrial employment in Michigan has climbed 8.3 percent since February 2011, recovering 40 percent of jobs lost during the recession.

DETROIT—To ramp up production, Sakthi Automotive Group USA Inc. is betting big on a nontraditional sort of workforce: convicted felons.

MARYSVILLE, MI—SMR Automotive Systems is creating 200 new jobs and investing $18.6 million in its assembly plant here.

DETROIT—General Motors has confirmed plans to invest $5.4 billion at its U.S. assembly plants over the next three years to strengthen its production capabilities and enhance product quality.

WARREN, MI—General Motors is planning to invest $1 billion to renovate its 60-year-old Tech Center campus here.

BATTLE CREEK, MI—Denso Manufacturing Michigan Inc. will add 100 jobs in a $53.6 million expansion of its auto parts assembly plant here.