Though introduced way back in 1964 and stopping production in 1990, the 3L80 is still on the road and the professional needs to be ready to work on it. The GM THM 400 (3L80) Transmission Rebuild Repair Manual has the technical information you're going to need to service one of General Motors' most reliable trannys. It contains general descriptions, overhaul procedures, exploded views and more.

With this manual, you'll have a component application chart, line pressure specifications, a troubleshooting table, full disassembly and reassembly of the trans, and procedures for component rebuilds. There's an entire section on the tools and equipment needed to perform any task in the book. You're also going to get page after page of highly detailed graphics that identify and number parts so that you're never at a loss of what's going where and when.

Far as we're concerned, GM THM 400 (3L80) Transmission Rebuild Repair Manual and all the other transmission manuals from Automatic Transmission Service Group go to the head of the class. While targeted for the professional, we've found the material to be accessible, ensuring that the seasoned mechanic can get the answers to their questions quickly.

The Motor Bookstore is excited about ATSG joining our library. Since 1985, they've been a leader in technical service information for the mechanic, trans shop and rebuilder. They've even given the layman the courage to tackle a tranny overhaul.

Put one of these in your shopping cart and see what everyone's talking about.

Subject: GM THM 400 (3L80) Transmission rebuild instructions - 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990. | UPC: 852553006189 | ATSG THM 400