Chrysler Voyager 2001-2003 41TE Transmission Transmission Torque Specifications & Bolt Torque Values
Chrysler Voyager 2001-2003

Chrysler Voyager 2001-2003 41TE Transmission Torque Specifications

This page provides detailed torque specifications for the 41TE automatic transmission bolts used in the 2001-2003 Chrysler Voyager.

Updated

Important Information

Safety guidelines and reference information for proper torque application

Quick Reference Guide
ft-lbs → Nm
× 1.356
ft-lbs → kg-m
× 0.138
Nm → ft-lbs
× 0.738
in-lbs → ft-lbs
× 0.083

Common Torque Patterns

Star Pattern

Used for wheels and other circular bolt patterns

Star Pattern torque pattern diagram showing proper bolt tightening sequence
Cross Pattern

Used for gaskets and cover plates

Cross Pattern torque pattern diagram showing proper bolt tightening sequence
Sequential Pattern

Used for head bolts and other critical components

Sequential Pattern torque pattern diagram showing proper bolt tightening sequence

Common Mistakes to Avoid

Over-tightening

Exceeding the specified torque value can stretch or break fasteners, damage threads, or crack components.

Prevention:

Always use a calibrated torque wrench and follow specifications exactly.

Incorrect Torque Sequence

Tightening bolts in the wrong order can cause uneven pressure distribution and potential leaks or damage.

Prevention:

Follow the manufacturer's specified torque sequence pattern.

Dirty Threads

Dirt, rust, or old thread locker can affect torque readings and proper fastener tension.

Prevention:

Clean and inspect all threads before assembly. Use new thread locker if specified.

Reusing TTY Bolts

Torque-to-yield bolts are designed to stretch and must not be reused.

Prevention:

Always replace TTY bolts with new ones. They are single-use only.

Dry vs. Lubricated

Not accounting for whether torque specs are for dry or lubricated fasteners can lead to incorrect tension.

Prevention:

Check if specs are for dry or lubricated threads. Use specified lubricant when required.

Recommended Tools

Torque Wrench (1/4" Drive)

Range: 2-25 ft-lbs
Small fasteners, delicate components

Torque Wrench (3/8" Drive)

Range: 10-100 ft-lbs
Most common automotive fasteners

Torque Wrench (1/2" Drive)

Range: 30-250 ft-lbs
Large fasteners, wheels

Angle Gauge

Torque-to-yield (TTY) bolts

Torque Wrench Care

  • Calibrate annually or after 5,000 clicks
  • Store at lowest setting
  • Keep clean and lubricated

Search Specifications

Search by component name, bolt size, or description

Torque Calculator

Convert between different torque units

Transmission Mounting

Bolts that secure the transmission assembly to the engine and chassis. These are critical for proper alignment and secure mounting.

1

Transmission Mounting Bolts

M12 x 1.75
Torque Value
40 ft-lbs (54 N·m)
Important Notes
These bolts attach the transmission case to the engine block and/or frame. Ensure proper alignment before tightening.
2

Transmission Bellhousing Bolts to Engine Block

M12 x 1.75
Torque Value
40 ft-lbs (54 N·m)
Important Notes
These bolts secure the bellhousing to the engine block. Use a criss-cross pattern for even pressure. This torque value is an estimate, and may vary depending on the specific application.

Transmission Pan

Bolts securing the oil pan to the transmission case. Proper torque is crucial to prevent leaks.

1

Transmission Oil Pan Bolts

M6 x 1.0
Torque Value
8.75 ft-lbs (12 N·m)
Important Notes
Tighten bolts in a criss-cross pattern to ensure even pressure on the gasket. 105 in-lbs is equal to 8.75 ft-lbs.

Drain And Fill Plugs

Plugs for draining and filling transmission fluid. Correct torque is critical to prevent leaks.

1

Transmission Fluid Drain Plug

M18 x 1.5
Torque Value
20 ft-lbs (27 N·m)
Important Notes
Ensure a new crush washer is used for proper sealing.
2

Transmission Fluid Fill Plug

M18 x 1.5
Torque Value
25 ft-lbs (34 N·m)
Important Notes
Ensure a new crush washer is used for proper sealing. The fill plug may require a higher torque than the drain plug.

Driveline

Bolts that connect the drive axles to the transmission output flanges.

1

Drive Axle/Half Shaft Bolts

M10 x 1.5
Torque Value
85 ft-lbs (115 N·m)
Important Notes
Tighten the bolts evenly to ensure the axle is properly seated.

Fluid Cooler Lines

Fittings that connect the transmission fluid cooler lines to the transmission case. Material of the fitting dictates proper torque.

1

Transmission Fluid Cooler Line Fittings (Aluminum)

N/A
Torque Value
20 ft-lbs (27 N·m)
Important Notes
Aluminum fittings are more susceptible to damage from over-torquing.
2

Transmission Fluid Cooler Line Fittings (Steel)

N/A
Torque Value
30 ft-lbs (41 N·m)
Important Notes
Steel fittings require slightly higher torque than aluminum fittings.

Range Sensor

Bolts securing the transmission range sensor to the transmission case. Accurate sensor operation depends on proper torque.

1

Transmission Range Sensor Bolts

M6 x 1.0
Torque Value
8.75 ft-lbs (12 N·m)
Important Notes
105 in-lbs is equal to 8.75 ft-lbs. Do not over-tighten these bolts.

Valve Body

Bolts that secure the valve body to the transmission case. Even torque application is essential to prevent damage and leaks.

1

Transmission Valve Body Bolts

M6 x 1.0
Torque Value
6.6 ft-lbs (9 N·m)
Important Notes
80 in-lbs is equal to 6.6 ft-lbs. Tighten in sequence and verify.

Troubleshooting Guide

Common issues, diagnostic steps, and prevention guidelines

Common Issues

Bolt stretching, stripped threads, uneven torque patterns

Loose Components

Symptoms:
  • Rattling or vibration noises
  • Visible movement in components
  • Uneven panel gaps
Solutions:
  • Clean threads and mounting surfaces
  • Replace damaged fasteners
  • Apply proper torque in sequence
  • Use thread locker if specified

Stripped Fasteners

Symptoms:
  • Unable to achieve proper torque
  • Fastener spins freely
  • Visible thread damage
Solutions:
  • Use thread repair kit if appropriate
  • Install thread insert (HeliCoil)
  • Replace component if threaded hole is damaged
  • Upgrade to higher grade fastener if recommended

Overtightened Components

Symptoms:
  • Cracked or deformed parts
  • Broken fasteners
  • Compressed gaskets or seals
Solutions:
  • Replace damaged components
  • Use new fasteners
  • Follow proper torque sequence
  • Verify correct torque specifications

Diagnostic Steps

Visual inspection, torque verification, thread assessment

1

Visual Inspection

Inspect the affected area for any visible signs of damage or wear

  • Check for cracks or deformation
  • Look for signs of excessive wear
  • Verify proper fastener installation
2

Torque Verification

Verify the torque applied to the fasteners

  • Check the torque wrench calibration
  • Verify the torque specification
  • Compare the applied torque to the specification
3

Thread Assessment

Assess the condition of the threads

  • Check for signs of thread damage
  • Verify the thread type and size
  • Check for proper thread engagement

Prevention Guidelines

Best practices, maintenance tips, tool care

Best Practices

  • Always follow the recommended torque specification
  • Use the correct type and size of fasteners
  • Verify the torque wrench calibration regularly

Maintenance Tips

  • Regularly inspect the affected area for signs of wear or damage
  • Replace damaged or worn-out components promptly
  • Keep the work area clean and organized

Tool Care

  • Regularly clean and maintain the torque wrench
  • Store the torque wrench in a dry and secure location
  • Verify the torque wrench calibration before each use

Frequently Asked Questions

Find answers to common questions about torque specifications

Q1

Why is it important to use the correct torque specifications for the 41TE transmission?

Using the correct torque specifications is crucial to prevent damage to the transmission case, valve body, and other components. Over-tightening bolts can cause them to stretch or break, leading to leaks or component failure. Under-tightening can cause bolts to loosen over time, also leading to leaks and potentially causing more significant damage as parts shift out of alignment. Proper torque ensures consistent clamping force and proper sealing.

Q2

What happens if I over-torque a transmission pan bolt?

Over-torquing a transmission pan bolt on a 41TE transmission can result in several problems. The pan gasket may be crushed or deformed, causing leaks. The bolt threads in the aluminum transmission case can be stripped or damaged, requiring costly repairs. In extreme cases, the pan itself may warp or crack. Always use a calibrated torque wrench.

Q3

Do I need to replace the transmission pan gasket every time I remove the pan on the 41TE?

Yes, it is highly recommended to replace the transmission pan gasket every time you remove the pan on a 41TE transmission. The old gasket can become compressed and brittle, leading to leaks if reused. A new gasket ensures a proper seal.

Q4

Can I use thread locker on the transmission bolts?

Generally, thread locker is not needed on most 41TE transmission bolts *unless* specified in the service manual. Using thread locker where it isn't specified can make future removal difficult and may affect the accuracy of the torque settings. Some locations such as valve body bolts use Loctite or equivalent which is specified in the service manual.

Q5

Should I use anti-seize on the 41TE transmission bolts?

Typically, anti-seize is not necessary or recommended for 41TE transmission bolts unless specified in the service manual, especially bolts going into aluminum. Clean threads are generally all that is required. Anti-seize may affect the specified torque readings and can lead to over-tightening. Use torque specs based on clean and dry bolt threads, unless specifically noted in a manual.

Environmental Considerations

Temperature, humidity, and seasonal effects on torque specifications

Temperature Effects

Includes: High Heat, Cold Weather, Thermal Cycling

Temperature can significantly impact torque values and fastener behavior

Cold Weather

Effects:
  • Increased material brittleness
  • Higher torque required due to thread contraction
  • Reduced thread lubricant effectiveness
Recommendations:
  • Allow components to warm to room temperature when possible
  • Consider using winter-grade thread lubricants
  • Check torque values more frequently during winter months

Hot Weather

Effects:
  • Thermal expansion of components
  • Decreased friction in threads
  • Accelerated lubricant breakdown
Recommendations:
  • Check torque when components are at normal operating temperature
  • Use temperature-resistant thread lockers
  • Consider re-torquing after heat cycles

Humidity and Corrosion

Covers: Rust Prevention, Salt Exposure, Moisture Control

Moisture and corrosion can affect fastener integrity and torque values

High Humidity

Effects:
  • Accelerated corrosion formation
  • Reduced friction coefficient
  • Potential thread seizing
Prevention:
  • Use corrosion-resistant fasteners
  • Apply appropriate anti-seize compounds
  • Maintain proper protective coatings

Salt Exposure

Effects:
  • Rapid corrosion development
  • Thread damage
  • Seized fasteners
Prevention:
  • Regular underbody washing
  • Use of sacrificial anodes where appropriate
  • Application of protective coatings

Seasonal Maintenance

Spring, Summer, Fall, and Winter maintenance schedules

Spring

  • Inspect for winter damage
  • Clean and protect exposed fasteners
  • Check torque on critical components

Summer

  • Monitor heat-affected components
  • Check expansion-related loosening
  • Inspect cooling system mounts

Fall

  • Prepare for winter conditions
  • Apply corrosion protection
  • Verify all fasteners are properly torqued

Winter

  • More frequent inspection of critical fasteners
  • Check for salt damage
  • Monitor suspension component torque

Related Resources

Tools, service procedures, and technical bulletins

Recommended Tools

Torque Wrench (1/2" drive)

A calibrated torque wrench is essential for accurate tightening of bolts to specified torque values.

  • Adjustable torque settings
  • Accurate measurement
  • Durable construction
Learn more

Torque Wrench (3/8" drive)

A smaller torque wrench for bolts with smaller torque specs.

  • Adjustable torque settings
  • Accurate measurement
  • Durable construction
Learn more

Socket Set (Metric)

A comprehensive set of metric sockets is needed to fit the various bolt heads on the 41TE transmission.

  • Variety of sizes
  • Durable material
  • 6-point sockets for better grip
Learn more

Extensions and Swivels

Extensions and swivels allow access to bolts in hard-to-reach areas of the transmission.

  • Various lengths
  • Flexible joints
  • Secure connections
Learn more
Service Procedures

41TE Transmission Pan Bolt Torque Procedure

This procedure outlines the steps for correctly torquing the transmission pan bolts on a 41TE transmission. Always refer to the vehicle specific service manual before commencing work.

  • Clean the sealing surface of the transmission pan and the transmission case.
  • Install the new transmission pan gasket.
  • Position the transmission pan on the transmission case and start all bolts by hand.
  • Tighten the transmission pan bolts in a crisscross pattern to 14 N·m (120 in-lbs).
  • Verify the torque on each bolt using a torque wrench.
View full procedure

41TE Transmission Valve Body Bolt Torque Procedure

This procedure outlines the steps for correctly torquing the valve body bolts on a 41TE transmission. Always refer to the vehicle specific service manual before commencing work.

  • Clean all mounting surfaces of the valve body and transmission case
  • Position the valve body on the transmission case and start all bolts by hand.
  • Tighten the valve body bolts in the specified sequence to 10 N·m (89 in-lbs).
  • Verify the torque on each bolt using a torque wrench.
View full procedure

41TE Transmission Solenoid Pack Bolt Torque Procedure

This procedure outlines the steps for correctly torquing the solenoid pack bolts on a 41TE transmission. Always refer to the vehicle specific service manual before commencing work.

  • Clean all mounting surfaces of the solenoid pack and transmission case.
  • Position the solenoid pack on the transmission case and start all bolts by hand.
  • Tighten the solenoid pack bolts to 10 N·m (89 in-lbs).
  • Verify the torque on each bolt using a torque wrench.
View full procedure
Technical Service Bulletins

41TE Transmission Pan Leakage

2002-05-15

Reports of transmission fluid leaks from the transmission pan area. Improper torquing of pan bolts could be the cause.

2001-2003 Chrysler Voyager

Resolution: Ensure proper cleaning of sealing surfaces, use a new gasket, and tighten pan bolts in a crisscross pattern to the specified torque of 14 N·m (120 in-lbs).

41TE Valve Body Bolt Torque Issue

2003-01-20

Some vehicles are experiencing transmission shifting problems due to loose valve body bolts. Improper torque specification may be the cause

2001-2003 Chrysler Voyager

Resolution: Inspect the valve body bolts and tighten to the specified torque of 10 N·m (89 in-lbs) in the correct sequence.

About the Author

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Alan Montanye - Automotive Technical Specialist
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Alan Montanye

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