@inproceedings{FLGA26, address = {Zürich, Switzerland}, author = {Feng, Chao and Liu, Zihan and Gupta, Siddhant and Assen, Jan von der}, booktitle = {The 64th Annual Meeting of the Association for Computational Linguistics}, month = {apr}, pages = {1-9}, publisher = {Association for Computational Linguistics}, title = {Smarter, not Bigger: Fine-Tuned RAG-Enhanced LLMs for Automotive HIL Testing}, year = {2026} }