Gm thm 200c transmission found in many 1976 to 1987 gm domestic vehicles. The 200 4r is an excellent choice for a street or streetstrip overdrive transmission if you do the proper upgrades to keep it alive. On mini cd gm thm 2004r transmission found in many 1980 to 1989. Parts rebuild kits shift kits sprags technical repair manuals. The 2004r transmission will fit all gm motors that have full size bell housings. General motors automatic transmission overhaul haynes.
Build a th2004r for 1,000 hp get reliable overdrive for your gm muscle car when you build a 2004r for 1,000 hp. Gm transmission parts turbo 2004r shift kits global. Gm automatic transmission rebuild manuals the motor bookstore. We offer a technical hotline, books, software, bulletins, wiring diagrams, seminars, and technical courses to the automatic transmission professional. Gm 2004r, 2004r, th2004r transmission master rebuild kit. Discussion in the hokey ass message board started by jaalcom. The 200 4r wasnt bolted to some lowtorque wussy motor like the 5. This is a perfect choice, if you have a nonchevy motor. Up to 75 % off gm th200, 200c, 2004r, 250c, 350, 350c th400 m40 3l80, th375 th475 3l80hd transmission overhaul kits. The 2004r is an excellent choice for a street or streetstrip overdrive transmission if you do the proper upgrades to keep it alive. This booklet contains the general description, diagnosis charts, and the procedures necessary to overhaul, repair or service the general motors thm 2004r four speed automatic overdrive transmission. With this manual, some hand tool knowledge and common sense you can rebuild, repair and modify the unit with great confidence and precision. The 4 speed automatic 2004r can be identified by its irregular shaped pan and nonremovable output shaft housing. Covers transmission assembly disassembly diagnosis and troubleshooting.
If you are below the 350hptq level, a near stock 200 4r with a grand national servo, upgraded 2nd band, hardened sun shell and pump stator shaft, valve body. Rochester quadrajet throttle arm modification for the 2004r swap posted on. Save 200r4 transmission rebuild kit to get email alerts and updates. Atsg is a technical support service specifically for the automatic transmission industry. However, if you want to dabble more in the art of transmission improvements of any kind, then you should buy a more specific book, specially written for the transmission you want to upgrade. Unlike the 700r4, most 2004rs have a multicase bellhousing for use with chevrolet, buickoldspontiac bop, and cadillac engines. Bbodies, cbodies, gbodies, dbodies, pontiac firebird with 301cid engine, nonturbo, pontiac firebird trans am indy pace car with buick v6 and a turbocharger. Atsg gm thm 2004r techtran transmission rebuild manual 1980 1989. This repair manual contains the general description, diagnosis charts, and the procedures necessary to overhaul, repair or service the general motors thm 200 4r four speed automatic overdrive transmission. This is the book the pros use and is sold by northern auto parts. The thm2004r could be found in gm vehicles up until just after 1990. Chevy engine overhaul manual by haynes engine rebuild.
Because the 2004r is similar in size to the thm 400, the 2004r is a great replacement for the thm 400 that was used in older vehicles. The th2004r was used in gm rearwheeldrive cars equipped with the 231 buick, 301 pontiac, and the oldsmobile 307, 350 gas and 350 diesel engines from 198190. This is the most complete source of gm2004r transmission information available anywhere. However, 2004rs share mounting locations with the th400. On mini cd gm thm 2004r transmission found in many 1980 to 1989 gm. This manual will contain overhaul information pertaining to the af23335.
I did all of the obvious stuff, the linkage is hook up properly, i pulled off the torque convertor and made sure it had fluid in it, checked the fluid level on the dip stick, shifted it through all of the gears and checked it again. Atsg automatic transmission service group manual for the 700r4. How to build a th2004r for 1,000 horsepower hot rod network. It was working when we pulled it out of the last car that it was in. More importantly, the overdrive ratios between the 2004r 0. Atsg gm thm 2004r techtran transmission rebuild manual. If you just want to rebuild or overhaul a gm transmission, you should start with this book. This is a perfect choice, if you have a non chevy motor. Homepage gm thm 2004r transmission rebuild manual on cdrom. Gm 6t70 atsg rebuild manual 6t75 automatic transmission overhaul service. The 2004r wasnt bolted to some lowtorque wussy motor like the 5. Multiple warehouse locations in las vegas and the east coast gets you transmission parts fast. Thm 2004r atsg automatic transmission service group pdf free online.
Fits gm 200, 200c, 2004r, 350, 350c and 400 product details. Gm transmission parts turbo 2004r global transmission parts. Gm thm 2004r transmission rebuild manual on cd 19801999. Thm 2004r car service repair manuals and vag ssp online.
The gm 2004r was vastly improved for strength and durability over the thm200. Thm 200 4r atsg automatic transmission service group pdf free online. Tci auto 386800 tci pro super transmission overhaul kits compare automatic transmission rebuild kit, pro super, gm, 2004r, kit. With this manual, some hand tool knowledge and common sense you can rebuild,repair and modify the unit with great confidence and precision. It is a the lesser known of the two overdrive transmissions made by gm in 1980s, and is still considered part of the turbohydramatic series. Th2004r,2004r,gm,mega combo kits,master rebuild kits,overhaul kits,transmission parts. Thm 2004r atsg automatic transmission service group. This information will assist you in training your technicians to provide your customers with the best possible transmission service that is available. This manual contains procedures necessary to diagnose, overhaul andor repair.
Automatic transmission rebuild kits 2004r transmission. You can expect a 30 to 40% increase in gas mileage over a 3speed on the road. Internally, the components which were prone to failure in the thm200 were improved, and this transmission was used with highpower applications primarily. Rebuild and overhaul techtran manual covered models. Atsg gm thm 2004r techtran transmission rebuild manual 1980 1989 automatic transmission service group on. Th200 4r super rebuild kit for performance transmissions, cpt. It gives you the necessary inputknowledge to do the job properly.
This denotes that the trans is a 2004r gm decided to add a third letter to the code that will show what transmission. This chevy engine overhaul manual by haynes includes information on chevrolet engine identification, necessary tools and equipment to complete various jobs, diagnosis and troubleshooting tips, cylinder head servicing procedures, engine removal and installation, stepby. Atsg tech manual 200 200c gm gmc chevy th200 th200c. The gm200 system provides a pilot interlock feature that will satisfy the msha regulations requiring the circuit breaker to open if the machine plug is accidentally removed while under load. Transmission overhaul kits rebuild kits service kits. The th 200 4r was used in gm rearwheeldrive cars equipped with the 231 buick, 301 pontiac, and the oldsmobile 307, 350 gas and 350 diesel engines from 198190. Remove the transmission oil pan bolts, carefully drain the transmission fluid and remove the pan. The 2004r was configured with several different torque converters depending on the vehicle application. This disconnect feature of the gm200 does not contain the 250 millisecond time delay that is allowed in the approved monitor circuitry. For 1981up chevrolet, buick, oldsmobile, pontiac automatic transmissions. New listing gm 700r4 transmission overhaul gsk oe seal rebuild kit autottec 1982. If you are below the 350hptq level, a near stock 2004r with a grand national servo, upgraded 2nd band, hardened sun shell and pump stator shaft, valve body. All components are topoftheline and engineered from the most durable and rugged materials available. Our th200 4r super rebuild kit comes with a complete gasket and seal kit, all friction plates, steel plates, complete bushing kit, complete thrust washer kit and a filter.
This repair manual contains the general description, diagnosis charts, and the procedures necessary to overhaul, repair or service the general motors thm 2004r four speed automatic overdrive transmission. General motors automatic transmission rebuild manuals by atsg. In 1980, for the 1981 model year, the 2004r sometimes called 200r4 was introduced for use in gm vehicles. You can expect a 30 to 40% increase in gas mileage over a. April 05, 2015 home products gm transmissions 2004r 2004r rebuild kits. Ok, ive got a 200 4r transmission that wont go into gear. Thm 200 4r atsg automatic transmission service group. Overhaul kit, gm 2004r 19811990 54002b overhaul kit include paper, rubber, gaskets, o rings, lip seals, metal clad seals and sealing ring kit. I was the transtransaxle overhaul tech at mitsubishi dealers for many years so will be doing the refresh myself.