A Fire and Emergency NZ spokesman told the Herald they sent three fire engines to the crash on Lambie Dr in Manukau just after 1.26pm.
Hato Hone St John said it was notified at the same time and sent an ambulance and a rapid response unit.
The driver was taken to Middlemore Hospital in a serious but stable condition, while the truck driver wasn’t injured.
A section of Lambie Drive, with the intersection of Manukau Station Rd, has been cordoned off while the Serious Crash Unit examines the scene.
Sign up to The Daily H, a free newsletter curated by our editors and delivered straight to your inbox every weekday.