Motorad T68 Engine Coolant Reservoir Cap - Auxiliary or Left
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Motorad
 Standard

Motorad T68 Engine Coolant Reservoir Cap - Auxiliary or Left

Brand Motorad T68
Position Left and Auxiliary
Material Plastic
Color Black
Pressure Release Lever No
Product line Standard
Fits Alfa Romeo, Cadillac, Chevrolet, Dodge, GMC, Jeep, and Saturn · 65 vehicles

Direct replacement. Standard coolant reservoir cap for cooling-system service and pressure-cap testing.

Plastic construction. Black cap design with no pressure release lever for a simple replacement fit.

Application matched. Built for listed reservoir and auxiliary cooling-system openings across multiple platforms.

Cross-references Carlson 7068, Motorad T68 and 9T68 for the same application. See all 5.

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Not what you need? See all Engine Coolant Reservoir Cap options

Engine Coolant Reservoir Cap Overview

Motorad T68 is a standard engine coolant reservoir cap for cooling-system service and pressure-cap testing. It is built as a black plastic cap with no pressure release lever, and it cross-references Carlson 7068 for the same application.

Key Features

  • Plastic construction with a black finish for a straightforward replacement look.
  • No pressure release lever for a simple cap design.
  • Standard product line from Motorad for cooling-system service applications.
  • Cross-references Carlson 7068 and Motorad T68 for the same application.

Detailed Fitment

Compatible with a wide range of cooling-system reservoir and auxiliary cap applications across Jeep, Dodge, Alfa Romeo, Cadillac, Chevrolet, GMC, and Saturn models. Fits 2023-2026 Jeep Compass, auxiliary; 2022-2026 Jeep Wrangler, auxiliary; 2025 Alfa Romeo Tonale, auxiliary; and 2023-2025 Dodge Hornet, auxiliary. It also fits 2018 Cadillac CT6, 2016-2018 Cadillac XTS, 2017 Cadillac CT6, 2009-2015 Cadillac CTS, 2010-2013 Cadillac Escalade, 2012-2013 Chevrolet Silverado 1500, 2011-2013 Chevrolet Tahoe, 2012-2013 GMC Sierra 1500, 2008-2013 GMC Yukon, 2009-2011 Chevrolet Silverado 1500, 2009-2011 GMC Sierra 1500, 2008-2010 Chevrolet Tahoe, 2009 Cadillac Escalade, 2006-2009 Cadillac STS, 2005-2007 Chevrolet Cobalt, 2007 Chevrolet Silverado 1500 Classic, 2007 GMC Sierra 1500 Classic, and 2004-2007 Saturn Ion, with the notes shown in the fitment table.

What It Is Used For

  • Replacing a worn or damaged coolant reservoir cap.
  • Supporting pressure-cap testing during cooling-system diagnosis.
  • Addressing cap-related coolant loss or sealing concerns.
  • Restoring proper closure on reservoir and auxiliary cooling-system openings.

Installation Notes and Tips

Match the cap to the exact reservoir or auxiliary application listed in the fitment data, including any pressure and location notes. Verify the existing cap style and system requirements before installation, especially on Cadillac, Chevrolet Silverado 1500, and GMC Sierra 1500 applications. Use the part number T68 when confirming replacement selection.

Quality Assurance

Motorad Standard cooling-system hardware is built for direct replacement use in listed applications. Part number T68 is supported by fitment-specific interchange data for application matching.

This part fits 65 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelSubmodelLitersCylindersFuel TypePositionNotes
2026JeepCompass—2.0LL4—AuxiliaryStandard
2026JeepWrangler—2.0LL4—AuxiliaryStandard
2025Alfa RomeoTonale—2.0LL4—AuxiliaryStandard
2025DodgeHornet—2.0LL4—AuxiliaryStandard
2025JeepCompass—2.0LL4—AuxiliaryStandard
2025JeepWrangler—2.0LL4—AuxiliaryStandard
2024DodgeHornet—2.0LL4—AuxiliaryStandard
2024JeepCompass—2.0LL4—AuxiliaryStandard
2024JeepWrangler—2.0LL4—AuxiliaryStandard
2023DodgeHornet—2.0LL4—AuxiliaryStandard
2023JeepCompass—2.0LL4—AuxiliaryStandard
2023JeepWrangler—2.0LL4—AuxiliaryStandard
2022JeepWrangler—2.0LL4—AuxiliaryStandard
2018CadillacCT6—2.0LL4ELECTRIC/GASN/ARelief pressure 5 lb; Replaces Battery Cooling Cap (Location-Inlet); Standard
2018CadillacXTS—3.6LV6—N/ARelief pressure 5 lb; Replaces Cap Located on Reservoir; (Charge Air Cooling); Standard
2017CadillacCT6—2.0LL4ELECTRIC/GASN/ARelief pressure 5 lb; Battery Cooling System; Standard
2017CadillacXTS—3.6LV6—N/ARelief pressure 5 lb; Replaces Cap Located on Reservoir; (Charge Air Cooling); Standard
2016CadillacXTS—3.6LV6—N/ARelief pressure 5 lb; Replaces Cap Located on Reservoir; (Charge Air Cooling); Standard
2015CadillacCTS—6.2LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2014CadillacCTS—6.2LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2013CadillacCTS—6.2LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2013CadillacEscalade—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2013ChevroletSilverado 1500Hybrid6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2013ChevroletTahoe—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2013GMCSierra 1500Hybrid6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2013GMCYukon—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2012CadillacCTS—6.2LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2012CadillacEscalade—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2012ChevroletSilverado 1500Hybrid6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2012ChevroletTahoe—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2012GMCSierra 1500Hybrid6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2012GMCYukon—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2011CadillacCTS—6.2LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2011CadillacEscalade—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2011ChevroletSilverado 1500—6.0LV8—LeftRelief pressure 5 lb; Standard
2011ChevroletTahoe—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2011GMCSierra 1500—6.0LV8—LeftRelief pressure 5 lb; Standard
2011GMCYukon—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2010CadillacCTS—6.2LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2010CadillacEscalade—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2010ChevroletSilverado 1500—6.0LV8—LeftRelief pressure 5 lb; Standard
2010ChevroletTahoe—6.0LV8—LeftRelief pressure 5 lb; Standard
2010GMCSierra 1500—6.0LV8—LeftRelief pressure 5 lb; Standard
2010GMCYukon—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2009CadillacCTS—6.2LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2009CadillacEscalade—6.0LV8—LeftRelief pressure 5 lb; Standard
2009CadillacSTS—4.4LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2009ChevroletSilverado 1500—6.0LV8ELECTRIC/GASLeftRelief pressure 5 lb; Standard
2009ChevroletTahoe—6.0LV8—LeftRelief pressure 5 lb; Standard
2009GMCSierra 1500—6.0LV8ELECTRIC/GASLeftRelief pressure 5 lb; Standard
2009GMCYukon—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2008CadillacSTS—4.4LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2008ChevroletTahoe—6.0LV8—LeftRelief pressure 5 lb; Standard
2008GMCYukon—6.0LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2007CadillacSTS—4.4LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2007ChevroletCobalt—2.0LL4—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2007ChevroletSilverado 1500 ClassicHybrid5.3LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2007GMCSierra 1500 ClassicHybrid5.3LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Driver's Side of Recovery Tank; Standard
2007SaturnIon—2.0LL4—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2006CadillacSTS—4.4LV8—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2006ChevroletCobalt—2.0LL4—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2006SaturnIon—2.0LL4—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2005ChevroletCobalt—2.0LL4—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2005SaturnIon—2.0LL4—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
2004SaturnIon—2.0LL4—N/ARelief pressure 5 lb; Replaces Cap Located on Intercooler Tank; Standard
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Carlson — 7068Motorad — T689T681507693619117224