Note 2: An alternative brand of equal quality may be received. VAUXHALL ASTRA 1.7 CDTI. VAUXHALL ASTRA 1.7 DTI 16V. VAUXHALL ASTRA 1.7 CDTi. A 17 DTJ; Z 17 DTJ. VAUXHALL ASTRA 1.7 TD. A 17 DTC; A 17 DTE; A 17 DTJ. A 17 DTR; Z 17 DTR. A 17 DTF; A 17 DTS.