How to Make a Drain in a 700R4 Transmission?

Answer The 700R4 transmission does not come with a drainage valve on the bottom of the pan like most transmission pans do. It requires that you remove the pan from the transmission to drain it. You can ma... Read More »

Top Q&A For: How to Make a Drain in a 700R4 Transmission

How to Flush a 700R4 Transmission?

Flushing the transmission fluid on a 700 R4 transmission is a highly recommended procedure. Most lube shops have a fully automated machine that can perform the task in only a few minutes. It's poss... Read More »

How to Identify a 700R4 Transmission?

GM transmissions seem to be everywhere nowadays, mounted on everything from a '66 C-10 truck to an '01 Cadillac. By being able to ID your transmission, you can find a junkyard replacement. It also ... Read More »

Tips for a Transmission Swap 350 to 700R4?

The TH350 (Turbo-Hydramatic 350) and TH700R4 (Turbo-Hydramatic 700-R4) can be thought of as relatives of a sort: uncle and nephew, if not father and son. The venerable TH350 saw duty in some of GM'... Read More »

How to Remove a 700R4 Automatic Transmission?

The GM 700R4 transmission was used in several different vehicles over the years, including the Astro van, S-10 pickup and Silverado. This engine is popular because it was one of the first to includ... Read More »