[sreenivass]

Originally Posted by balechaparka

The Supreme Court has directed Tata Motors Ltd to replace a defective car and pay Rs 3,000 as compensation to the purchaser of the vehicle

SC asks Tata Motors to replace defective car

Originally Posted by windsurfer

Recently, Hyundai was also asked to replace a faulty Engine (Santro). More details at - Consumer court asks Hyundai Motor to replace faulty engine- Automobiles-Auto-News By Industry-News-The Economic Times

No idea how much time it has taken in the former case. The later one seems to have taken over 9 years.