What to Ask Before Approving a Transmission Rebuild

A transmission rebuild is one of the most significant auto repairs you could possibly face. It’s a major investment—but it’s also one that can extend the life of your vehicle by years if done correctly. So before you give the green light, it’s critical to ask the right questions.

Here’s what every Colorado driver should ask before approving a transmission rebuild.

Why You Should Never Approve a Rebuild Without Asking Questions

Not all shops approach transmission rebuilds the same way. Some may cut corners. Others may suggest a rebuild when a less costly repair would do.

Taking a few minutes to ask the right questions can help you:

• Avoid unnecessary costs
  
• Understand the process and timeline
  
• Ensure the shop is qualified and transparent
  
• Protect yourself with warranties and documentation

Need answers now?
Call us at Lakewood (303) 816-3856 or Westminster (303) 647-5257 or bring your vehicle in for a FREE TrueTest™ Diagnostic.

1. Is a Full Rebuild Really Necessary?

Before agreeing to a rebuild, ask the shop to explain their diagnosis in plain English. A reputable technician should:

• Clearly describe what’s wrong
  
• Show you worn or damaged parts if possible
  
• Discuss other repair options (if they exist)

At Advanced Transmission Center, we offer our TrueTest™ Inspection to ensure you’re never pressured into unnecessary repairs.

✅ Still unsure? Schedule your FREE diagnostic today. No commitment, just clarity.

Call Lakewood (303) 816-3856 or Westminster (303) 647-5257

2. What Will Be Replaced or Rebuilt?

A rebuild isn’t a total replacement. It involves disassembling, inspecting, and replacing worn components. Ask:

• Which parts will be replaced with new?
  
• Are you using OEM (original) or aftermarket parts?
  
• Will the torque converter or valve body be rebuilt or replaced?
  

Understanding what’s included helps you compare quotes and judge value—not just price.

3. Do You Offer a Warranty on the Rebuild?

A reliable shop will stand behind its work. Before you approve the rebuild, confirm:

• Length of warranty (miles and months)
  
• What’s covered and what’s not
  
• Whether the warranty is nationwide or local-only
  

️ Our transmission rebuilds include industry-leading warranties. Ask us about our warranty program when you stop by.

4. How Experienced Are Your Technicians?

A rebuild requires advanced training and hands-on expertise. Be sure to ask:

• Are your techs ASE-certified?
  
• How many rebuilds do you perform each month?
  
• Do you handle my specific make and model?
  

At Advanced Transmission Center, transmission rebuilds are our specialty, and our technicians are some of the most experienced in Colorado.

5. What’s the Expected Turnaround Time?

Some shops may have a backlog. Others may rush the job. A quality rebuild takes time—but not forever.

Ask:

• How long will the rebuild take from drop-off to completion?
  
• Will I receive progress updates?
  
• Can I get a loaner or courtesy ride if needed?
  

Need your car back fast? We offer prompt scheduling and consistent updates during the repair process.

6. Will I Get a Written Estimate and Repair Breakdown?

Never approve a rebuild without documentation. A legitimate transmission shop should provide:

• A detailed, itemized estimate
  
• A summary of diagnostic findings
  
• Clear explanation of costs, taxes, and labor
  

Transparency builds trust. If the shop is vague, walk away.

7. What Happens If You Find Additional Damage Mid-Rebuild?

Sometimes new issues are found during disassembly. Be sure the shop will:

• Contact you before moving forward
  
• Provide an updated estimate
  
• Offer options, not ultimatums
  

We’ll never move forward without your approval. You’ll stay informed every step of the way.

8. Do You Rebuild In-House or Outsource the Job?

Some repair shops outsource rebuilds to offsite facilities. That can increase turnaround time and limit your warranty options.

Ask if the shop:

• Does all rebuilds in-house
  
• Has access to a dedicated transmission bench
  
• Uses up-to-date tools and test equipment
  

Advanced Transmission Center proudly completes all rebuilds in-house, right here in Colorado.

Final Thoughts: A Transmission Rebuild Should Come with Confidence

Approving a rebuild is a big step. But with the right shop, it can be the smartest move for your car’s long-term health. Always ask these eight questions to make sure you’re working with professionals—not guessers.

Schedule Your Free TrueTest™ Diagnostic

Before you commit to any transmission rebuild, bring your vehicle to Advanced Transmission Center for a no-cost, no-obligation diagnostic. We’ll give you clear answers, expert guidance, and only recommend a rebuild when it’s truly necessary.

2 Convenient Locations – Lakewood, CO & Westminster, CO
Call us at Lakewood (303) 816-3856 or Westminster (303) 647-5257
Walk-ins Welcome