Automatic Transmission Services

High-Quality Automatic Transmission Parts

At Interstate Transmission & GTK Services LLC, we are your local automatic transmission specialists. You can rely on us for the highest quality automatic transmission installation, repair, and maintenance services, as well as the right parts you're searching for.

Whether you are looking for hard-to-find replacement parts or want to upgrade your transmission, we have everything necessary to keep your automatic transmission functioning properly. Call (715) 246-0300 for more information and a FREE estimate. All our transmission technicians are ASE-certified.

Automatic Transmission Rebuilds

• Stock rebuilt transmissions to meet or exceed factory specs
• Heavy-duty rebuilt automatic transmissions
• Three levels of high-performance rebuilt transmissions
• Custom transmissions rebuilt to your specific application
• Reconditioned replacement transmissions
• Carry-out, off-the-shelf, reconditioned/rebuilt transmissions

Automatic Transmission Upgrades and Updates

• Lube upgrades
• Factory updates
• Sonnax kit upgrades
• Transmission Control Module (TCM) program updates download
• Deep, extra-capacity pans
• Extra clutch disc packs
• HD clutches
• Billet input shaft
• Billet output shaft
• Billet drum
• Billet torque converter
• Performance upgrades
• Diesel upgrades

Automatic Transmission Valve Body Repair and Replacement

• Valve body cleaned, rebuilt and installed
• Reprogram kit Installation
• Shift kits installed
• Update kits installed
• Valve body upgrades performed
• Remanufactured valve replacement
  

Automatic Transmission Torque Converter Service and Repair

• Stock replacement torque converter
• Low stall torque converter
• Heavy-duty upgraded torque converter with Torrington bearings and furnace brazed fins
• Anti-ballooning billet backing plate torque converter
• High stall performance torque converter
• Diesel multiple-disc torque converter with dual- or triple-lock disc packs
  

Automatic Transmission Preventative Maintenance Services

• Transmission filter and pan gasket service
• Standard ATF transmission fluid service
• Synthetic ATF transmission fluid service
• Special maintenance schedules available
• Economy transmission cooler installation
• Heavy-duty cross flow transmission cooler installation
• Deep, extra ATF capacity transmission pan installation
  

Automatic Transmission Diagnostics

• Transmission Data Trouble Codes (DTC) interpretation and diagnostics (OBDII and OBDI)
• Internal transmission pressure diagnostics
• Torque converter problems diagnosed
• Internal transmission mechanical failure diagnostics
• Transmission-related electrical problems diagnosed
• Transmission leaks diagnosed

Automatic Transmission Electrical Repair Services

• Internal transmission wiring harness repair
• Case connector replacement
• Transmission Control Module (TCM) reprogramming
• Shift solenoid replacement
• Solenoid pack replacement
• Electronic Pressure Control Solenoid (EPC) replacement
• Manual Lever Position Sensor (MLPS) adjustment or replacement
• Vehicle Speed Sensor (VSS) replacement
• Input or Output Speed Sensor replacement
• Pulse generators replaced
• Throttle Position Sensor (TPS) adjustment or replacement
• Torque Converter Clutch (TCC) solenoid replacement

Automatic Transmission Adjustments

• Transmission manual linkage adjustment
• Throttle Valve (TV) cable adjustment
• Transmission band adjustment
• Pressure Regulator (PR) valve adjustment

Automatic Transmission Leak Repair Services

• In-car transmission leak repair for possible:
• Pan gasket failure
• Filler tube boot or O-ring
• Kickdown/throttle valve cable boot or O-ring
• Sensor O-rings
• Shift shaft seal
• Axle shaft seal or rear output shaft seal
• Complete transmission removal and reseal

Transmission Differential Repair

• Complete differential repair or replacement
• Differential bearing replacement
• Ring and pinion gear replacement
• Spider gear replacement

Free Estimates and Inspections

Request an appointment at Interstate Transmission & GTK Services through our easy online form. Our locally-owned shop is a member of the New Richmond Chamber of Commerce.

• FREE inspection and road test
• FREE transmission inspection
• FREE estimate
• FREE local towing with transmission overhaul
• Competitive rates
• Customer satisfaction guarantee