[Rnelpops]

Hi, I just got a 2013 Smart, it has about 74,000 on it. Runs and looks great! I was wondering if I should change transmission fluid. I have done oil and radiator flush. And replaced all filters cabin and air. But was wondering about tranny fluid.

 

[Bob Ricewasser]

Wouldn't hurt. The recommended fluid is Castrol BOT 328. It's pricey but there are other oils that you can use. Just make sure it meets GL4 specs and not GL5.

 

[mattwithcats]

Spark plugs and transmission fluid....

2013 SMART FORTWO 1000cc L3 Spark Plug | RockAuto

RockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Easy to use parts catalog.

www.rockauto.com

 

[mattwithcats]

Changing the transmission gear oil instructions

I decided to change the transmission gear oil in my smart fortwo (model 451). Although the factory fill is purported to be good for a lifetime of service, I figured it can’t hurt and may extend the life of the transmission by removing debris cast off during break-in. Following are the steps I...

www.smartcarofamerica.com

 

[Rambo4]

Valvoline Syn Power 75W-90... MB gear approved. Kind of a pain, but jam the bottle between the spring at a 45deg angle and viola. No more milk shake herky jerky!

 

[mattwithcats]

Actually Valvoline Syn Power is GL-5...

You want Valvoline Syncromesh Manual Transmission Fluid

Synchromesh Manual Transmission Fluid - Valvoline™ Global Operations

Valvoline™ Synchromesh Manual Transmission Fluid is a high performance manual transmission lubricant designed to meet the extreme demands of passenger car manual transmission gearbox applications in certain General Motors and Chrysler vehicles with synchronizers. Valvoline Synchromesh Manual...

www.valvoline.com