Opel Astra K — Reliability

K 2015–2018 1 engine

Reliability Summary

Engine 1.6 CDTI B16DTH/B16DTL/B16DTJ/B16DTE/B16DTR (Whisper Diesel) — 70/100 ACCEPTABLE
Known Issues 3

Engine in this model

ACCEPTABLE 70

1.6 CDTI B16DTH/B16DTL/B16DTJ/B16DTE/B16DTR (Whisper Diesel)

1.6L Diesel I4

Quiet, frugal all-aluminium 1.6 diesel in Astra J/K, Insignia A/B, Zafira Tourer, Meriva B and Mokka...

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Known Issues Across All Engines

Issue Engine Severity Onset
Timing chain and tensioner wear (gearbox side) — cold-start rattle 1.6 CDTI B16DTH/B16DTL/B16DTJ/B16DTE/B16DTR (Whisper Diesel) high 100,000 km
DPF and EGR clogging — short trips, oil dilution 1.6 CDTI B16DTH/B16DTL/B16DTJ/B16DTE/B16DTR (Whisper Diesel) moderate 120,000 km
Emissions software recall — unlawful defeat device (KBA 011422) 1.6 CDTI B16DTH/B16DTL/B16DTJ/B16DTE/B16DTR (Whisper Diesel) minor —