The bellows of the exhaust flex pipe (installed between the engine and diesel particulate diffuser filter) may rub on the exhaust flex pipe, causing a hole. This may cause an exhaust gas leak.
https://www.productsafety.gov.au/recall/isuzu-australia-limited-isuzu-frr-90-and-fsr-90-series-trucks-my2016?fbclid=IwAR3R-uQzmmJGyDU3I6qH2lXZ0uw3Svc_2hofNaDPzSfIq1Uh8CkWZrk0T30
Possum; AKA:- Ali El-Aziz Mohamed Gundawiathan
Sent from my imperial66 typewriter using carrier pigeon, message sticks and smoke signals.