A ute caught in a blaze near the intersection of Warrengate Rd and State Highway 3 near Whanganui is being attended by emergency services.
A Fire and Emergency NZ spokesman said so far there had been no reports of injuries or the fire spreading to vegetation.
A police spokeswoman said it did not appear there was anyone in or with the ute.
“There is traffic control in place while the fire’s brought under control, motorists would be advised to avoid travelling that way for now.”
Whanganui fire crews were called to the blaze about 8.30am on Thursday.