Speed_freak:Check the owners manual for the things that need to be replaced at that time interval.
You need to change
1.OIL FILTER MPFI
2.CASTROL MGO 5W30.
3.COOLANT GOLDEN CRUISUR
As for the clutch, inspect it.You may need to change the clutch and the clutch cable if it is excessively worn out and there is slippage.
For the steering, you need to get the steering rack and pinion serviced or changed.Which ever works out cheaper.Get the CV joints properly lubricated with grease.
Change any worn out boots in the steering rack and pinion and also the axles.The Axle boot kits come with their own grease.Get all the CV joints lubricated with grease.Get all the universal joints lubricated with grease.
For the suspension, you need to change the sturts, lower arms,ball joints and the bushes for the balance rod in the front.In the rear, the dampers and springs.The bushes in the trailing arms.
For the Gear box problem when shifting, check the bushes on the gear lever shafts.Change the bushes and the dust seals.
If you have any oil leaks around the engine, get them rectified ASAP
.Mostly the seals tend to wear out.
Check the various sensors in the engine bay.Make sure everything is working like it should.
I am not sure of the AC.
Get all the bolts on the engine and inlet and exhaust manifold torqued to the correct specification.
Check the engine and gear box mounting and cross members.
The valve clearance of the engine adjusted.Get the camshaft belt,the waterpump belt and the AC and Alternator belt tightened.The camshaft belt condition needs to be checked as well.
Check the condition of the water pump as well.If it is badly rusted, then change it.
Check all the rubber hoses and pipes and replace any that are dried and worn out.Before changing the coolant you can get the coolant hoses changed.
Check the PCV valve.
Check the spark plugs,the distributor and then get the timing checked.Change the distributor cap if needed.Check the points(not sure if this is applicable to you)
Get the fuel injectors cleaned and get them spray tested.Replace all O-rings,seals,caps and filters in the Injectors.Get the resistance checked and them spray tests.
Change the rubber hoops that are used to hang the exhaust pipe.
Check the wheel bearings, get the alignment, balancing and rotation of the wheels done.
Check all the electrical wiring and replace any blown fuses.
Try to buy all MGP parts, for a dealer in your area check :www.mgp.co.in
This is all that I could think of.Hope this helps.