He first started writing lyrics for Punjabi songs in 1968. He placed first (out of 52 composers) in the Des Pardes paper songwriting competition, with the song "Nachdi di Photo Kich Mundeya", in 1968.
He has written songs for many famous Bhangra and Punjabi artists, including AS Kang, Kuldip Manak, Surinder Shinda, Balwinder Safri, Jazzy B, Sukhshinder Shinda, H-Dhami, Amrinder Gill, Azaad, Alaap, Heera Group UK, Holle Holle, Apna Sangeet, Awaaz, Bhujhangy Group, DCS, Dippa Satrang, Gurcharran Mall, Yudhvir Manak, Sardara Gill, KS Bhamrah, Aman Hayer, Boota Pardesi, Gurdeep Gogi, The Saathies, Karnail Cheema, Silinder Pardesi, Gurdev Kaur, Mastan Heera, ADH, Atma Geet, Mahendra Kapoor, Baldev Mastana, Parmjit Pammi, Kamaljit Neeru, Hrinder Singh Shergill and many others.
Some of his hit songs include:
"Giddhian Di Raniye" by AS Kang
Chan Mere Makhna by Balwinder Safri
"Vang" and Taubah Taubah by ADH
"Sardara" by Jazzy B
"Jithevi Jaan" Punjabi by Azaad
"Soorma" by Jazzy B
"Jadu" by Jazzy B
"I Love You" by Jazzy B
"Rajj Ke Palaa" by Jas Singh/Aman Hayer
"Mohabat Hogai" by Azaad
"Jatti Bul Bul Wargi" by Parmjit Pammi
"Lishke Long Te Jhanjar" by The Saathies
"Ha La La" – Ajuba (featured on the Bhaji on the Beach film soundtrack
Sadke Java - H Dhami
Harbans Jandu has also written many religious songs. These include:
"Babe Nanak Di" by Jazzy B
"Ik Dhar Hai Babe Nanak Da by Balwant Littranwala
"Amar Khalsa" by Pardesi
"Mata Gujri" by Balwinder Safri
"Jakare Bholan Ge" by Jazzy B
Jandu Littranwala received an accolade from the Chief Minister of Punjab, Parkash Singh Badal, on 20 January 2009 in Hoshiarpur, Punjab, for his contribution in promoting the Punjabi language throughout the world through his song writing.
Jandu Littranwala was presented with the Guest of Honour award at the Lal Chand Yamla Jatt Mela on 26 December 2008.
Asian Pop Awards: four times Best Lyricist, from 1982
UK Asian Pop Awards: Best Lyricist, 1992
Nand Lal Nooorpuri Award, 2005
Tricentury Khalsa Award Southampton, 1999
Punjab Times and Des Pardes Best writer Award, 1996
Lyallpur Khalsa College, Jalandhar – honorary award for promoting Punjabi language and culture worldwide through his songs
BBC Radio WM, 2004
Best Songwriter award 2004, by Punjabi Cultural Society, Coventry
Youth Sports Award, Littran 2004/2007 for promoting Punjabi language and culture worldwide through his songs
Punjabi Kala Manch Kohinoor Award for Best Songwriter
Sandwell Council awarded him for promoting Punjabi language and culture worldwide through his songs
Wolverhampton City Council awarded him for promoting Wolverhampton worldwide through his songs, 2008
House Of Commons Cultural Award, 2006
House of Commons Award Vaiskahi, 2007
Awarded Gold Medal for Best Lyricist in Vancouver, British Columbia, Canada
Awarded Gold Medal for Best Songwriter in Jalandhar, India
Awarded Gold Medal for Best Lyricist by Lal Chand Yamla Jatt Trust in Birmingham, UK
Awarded Gold Medal for Best Lyricist by Dev Thrikewala Appreciation Trust in Derby, UK
Awarded Gold Medal for Best Lyricist by Leamington Mela Committee in Leamington, UK
Awarded Gold Medal for Best Songwriter by Punjabi Sath, Walsall, UK