Deferred tax assets can arise due to net loss carryover. A carryover of unused amounts does not affect the indexed $2,500 annual limit. His most egregious allegation was contamination producing a false positive via PCR Amplification carryover. Atrazine is thus said to have "carryover", a generally undesirable property for herbicides. Sedans used carryover body shells from previous years. Main problems were high carryover, plugging and low reduction. In a carryover from Zephyr-based Lincolns, the 1949 Lincolns retained rear-hinged passenger doors. The stiffer chassis and suspension system were a carryover from the race version. Most of the powertrain was a carryover from the 1987 R/V with fuel injection. For the 2013 model year, the Impala was largely a carryover of the 2012 model. The Aspen's second year was mostly a carryover. This led to the carryover of several DEW98 chassis components. The 1967 Satellite was a carryover from 1966, but there were several trim changes. In the 1990 series, there was no carryover of the pot from a tied game. The 1995 Cobra was essentially a carryover of the 1994 model.