GT (937) · 2003–2010
The Alfa Romeo GT 1.9 JTD 16V of the GT (937) generation uses the Z19DTH 1.9 JTD diesel engine with 150 hp.
Figures apply to the cited configuration and market; equipment and transmissions may vary by production date.
Specification source : [1] AutoKarnet
150 hp (110 kW), front-wheel drive, 6-speed manual. Built from 2003 to 2010.
AutoKarnet advice
It is the only diesel version of this generation. The Z19DTH 1.9 JTD engine is also fitted to: Alfa Romeo 147 (147 (937)), Alfa Romeo 159 (159 (939)), Fiat Bravo (Bravo II), Fiat Croma (Croma II), Opel Astra (Astra H), Opel Vectra (Vectra C).
AutoKarnet advice
Typical interval: 20,000 km or 12 months, whichever comes first.
20 000 km
12 months
Fiat 9.55535-S2 / GS1 / DS1 / FPW9.55535/03 — Engine, model year and severe use may require a shorter interval; do not exceed the service warning. The listed oil approvals are not interchangeable: check the one for the engine.
Source [1]Brake fluid: generally replaced every 2 years; inspect the brakes at each service.
24 months
Brake fluid: generally replaced every 2 years; inspect the brakes at each service.
Source [1]The Z19DTH 1.9 JTD diesel engine (1 910 cc), 150 hp (110 kW).
AutoKarnet advice
A Fiat 9.55535-S2 / GS1 / DS1 / FPW9.55535/03-approved oil suited to the Z19DTH 1.9 JTD engine.
AutoKarnet advice
AutoKarnet · FR · Europe · Synthèse éditoriale AutoKarnet · Accessed 09/10/2026