1) Legal Heir Certificate is only issued from revenue office of the district to identify a particular deceased persons living heirs.
2) for transfer of car legal heir certificate would suffice
you would require Original copy of death certificate of the registered owner.
Affidavit by the applicant to this effect and from the other legal heirs relinquishing their right in favour of the applicant.
Attested copies of valid insurance in favour of applicant.
Attested copy of address proof of applicant.
3) A succession certificate, under the Indian Succession Act, is a document that gives authority to the person who obtains it, to represent the deceased for the purpose of collecting debts and securities due to him or payable in his name. he petition should mention the relation of the petitioner with the deceased, details of other surviving legal heirs and beneficiaries, the time, date and place of death and also if he died intestate. You will also have to attach the death certificate and other documents that the court may require.
The court, after examining the petition, issues a notice to all those concerned. It also issues a notice in a newspaper and specifies a time frame (usually one-and-a-half months) within which anyone who has objections may raise them. If no one contests the notice and the court is satisfied, it passes an order to issue a succession certificate to the petitioner
4) for transfer of immovable properties you need letters of administration as your father died intestate . best option is to apply for LA and mention list of movable and immovable properties of your father namely the car , shares , mutual funds , immovable property in Tirupati . you can apply for LA i n bangalore wherein your father died