Does GoMechanic offer windshield treatment/coatings to prevent cracking for the rugged Dehradun terrain and weather?

Yes, GoMechanic provides optional windshield coatings like ceramic treatments that help protect the glass from small impacts, UV damage, and extreme weather in areas like Dehradun.
Is there any additional rubber sealing/waterproofing service that GoMechanic can do along with the windshield replacement for my Sumo?

GoMechanic recommends replacing all rubber seals and using a windshield sealant as preventive waterproofing measures during Sumo Gold's windshield replacement.
Are there any government rebates/discounts applicable if I get my Sumo's windshield replaced by GoMechanic as per the Motor Vehicles Act?

Currently, there are no government rebates or discounts specifically for windshield replacements under the Motor Vehicles Act. However, getting it replaced by an authorized service provider like GoMechanic fulfills the legal requirements.
How long does the entire windshield replacement process typically take at GoMechanic's Prem Nagar service center?

At the Prem Nagar facility, GoMechanic's technicians typically take 2-3 hours to complete an entire windshield replacement properly on a Tata Sumo Gold from start to finish.
How does GoMechanic source OEM-approved windshield glass for the Tata Sumo Gold, given it's an older model?

GoMechanic has partnerships with authorized Tata spare parts distributors to source genuine OEM windshields for older Sumo models like the Gold. They maintain a healthy stock for timely replacements.