(ACSI: Ann Arbor, Michigan) -- Customer satisfaction continues on a bumpy path without momentum or trend in the second quarter, according to the American Customer Satisfaction Index. After a small uptick last quarter, ACSI slips 0.1 percent to 75.1 on a 100-point scale. The ACSI second quarter report forecasts consumer spending will remain weak with growth of no more than 2.3 percent in the third quarter.