Aims:    To assess the effectiveness of planned teaching programme on occupational health hazards in relation to knowledge and practices of automobile mechanics. Material and Methods: Pre–experimental research study was carried out from Jan – May, 2018, sample size was 100. Pre–tested, validated structured questionnaires and checklist was used to collect the data. Purposive sampling technique was used. The data analyzed using the Statistical Package for the Social Sciences (SPSS) version 21. Results: The average age of the participants found 24.6 years. Gross negligence was found (64%) among mechanics in regards to use of PPE. Planned teaching programme was found effective. Paired t–test applied for comparison of pretest and post knowledge and practice score. P value (<0.05) null hypothesis is rejected. Conclusions:  Study found that level of education is very low among automobile mechanics. It is desirable to impart training and education education to them,