Over half of cars failed the NCT test across the north west during September.
The statistics were made available on the official NCT website.
In total, just over 5,400 tests were carried out in Sligo, Carrick on Shannon, Donegal Town and Letterkenny centres throughout the month.
Sligo was found to have the highest pass rate, with 687 passes, which is 51.73% in total.
That was followed by Donegal Town, with a pass rate of 50.11%, 50.07% of a pass rate in Carrick-on-Shannon and in Letterkenny the pass rate was 42.81%.
Across the four centres, there was a total of 2,802 failures. 2,399 of those were major failures, with the remaining 403 listed as dangerous failures.
Carrick-on-Shannon saw the highest number of dangerous failures, with 123, followed by Sligo with 100.
While Donegal Town and Letterkenny both had 90.
In total, the pass rate for the region was 48.55%, the major failure rate came in at 44.05%, with the dangerous failure rate accounting for 7.43% of the overall total.
