Laleka was elected to the
Provincial Assembly of the Punjab as a candidate of
Islami Jamhoori Ittehad (IJI) from PP-226 (Bahawalnagar-II) in the
1990 Pakistani general election. He received 21,077 votes and defeated an independent candidate, Muhammad Tariq Amin Hotiana. Laleka ran for the seat of the Provincial Assembly of the Punjab as an independent candidate from PP-226 (Bahawalnagar-II) in the
1993 Pakistani general election but was unsuccessful. He received 37 votes and lost the seat to Noor Muhammad Ghaffari, a candidate of the
Pakistan Muslim League (N) (PML-N). Laleka was re-elected to the Provincial Assembly of the Punjab as a candidate of the PML-N from PP-226 (Bahawalnagar-II) in the
1997 Pakistani general election. He received 27,467 votes and defeated Mian Manzoor Ahmed Mohal, a candidate of the
Pakistan Peoples Party (PPP). He received 38,673 votes and defeated Syed Nazar Mehmood Shah, an independent candidate. Laleka was re-elected to Provincial Assembly of the Punjab as an independent candidate from PP-238 (Bahawalnagar-II) in the
2018 Punjab provincial election. Laleka joined the
Pakistan Tehreek-e-Insaf (PTI) following the election. ==Provincial Minister==