Jeep tagged posts

Jeep Will Update the Cherokee 9-Speed Transmission Software

According news from Jeep, they are issuing a transmission control software update for the Jeep Cherokee build before 5/5/2014.

The issue was brought up by the Cherokee owners that complaining jerky transmission operations during driving. The Cherokee’s 9-speed transmission is sourced from ZF. As you may remember from our previous technical analysis of the ZF 9HP transmission, due to how it is designed, the downshift from 8th to 5th, 8th to 4th and from 9th to 5th gears will be quite challenging for this transmission.

While we are not sure the exact details of this software update, it is quite possible that the jerky feeling may be partially contributed by the factor menti...

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New Generation of Jeep Wrangler Will Come in 2017

The current Jeep Wrangler is due for a refresh in 2017. Here is the information we know at this moment for the new Wrangler:

– Aluminum car body panels (however the body frame will be still made with steel);
– Live axle suspension will be replaced by air-spring independent suspension (not confirmed);
– Upgrade to the part-time four wheel drive system;
– Soft top can be folded by electronic motors

We will report back once more information is avaialble.



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