Grangeville Diesel & Auto Performance LLC

Grangeville Diesel & Auto Performance LLC Located at 406 Pine Street Grangeville, ID 83530. providing reliable and trustworthy pickup & auto repair

We got to visit with Bill Knighton from Fass Fuel Systems this weekend and check out his display setup! Thanks for stopp...
06/24/2026

We got to visit with Bill Knighton from Fass Fuel Systems this weekend and check out his display setup! Thanks for stopping by Bill!

It’s always great getting to spend time with industry leaders willing to share knowledge.

One of the biggest problems in a diesel fuel system is air entrainment—tiny air bubbles suspended in the fuel. As fuel is pulled from the tank, sloshes around, and passes through the fuel system, it can become aerated. Those air bubbles reduce fuel lubricity, create inconsistent fuel delivery, and can make your injection system work harder than it should.

That’s where FASS Fuel Systems come in.

✅ Removes air and v***r from the fuel before it reaches the injection system
✅ Separates water and contaminants that can damage expensive fuel system components
✅ Delivers a consistent supply of clean fuel to the injection pump
✅ Helps improve throttle response and fuel system efficiency
✅ Increases lubrication to injectors and pumps
✅ Helps extend the life of high-dollar fuel system components

Modern diesel injection systems operate at extremely high pressures, and clean, deaerated fuel is critical to keeping them alive. A FASS system is one of the best investments you can make to protect your truck’s fuel system and improve long-term reliability.

At Grangeville Diesel & Auto Performance, we can help you choose the right FASS system for your truck and provide professional installation so you can get the most out of your diesel.

Whether you’re towing, daily driving, or building a high-performance diesel, we’ve got you covered.

📞 Give us a call today to learn more about how a FASS Fuel System can protect your investment and keep your truck running at its best. 208-305-4596

Come out and see us tomorrow at the White Bird car show!
06/19/2026

Come out and see us tomorrow at the White Bird car show!

06/12/2026

Make sure you take care of your dodge transmissions friends..

The overdrive (OD) clutch pack is the most common failure point in the 68RFE transmission found behind the 2007-2024 Dodge 6.7 Cummins. The OD clutch is applied in 4th, 5th, and 6th gears, so it sees a lot of use during highway driving and towing. When it fails, drivers often lose overdrive gears completely.

Prevent this by;
- Regular transmission services
- Not towing in 6th gear
- Getting it checked out IMMEDIATELY when you notice an issue. This can save your transmission. Failure is usually caused by a bad valve body and that can be repaired and save you from a whole new transmission!

Come see us about upgrading your 68rfe valve body and thermal bypass today!

That repair you’ve been putting off?This is your sign. 👇At Grangeville Diesel & Auto apply for the NAPA Credit Card✅ Ear...
06/11/2026

That repair you’ve been putting off?
This is your sign. 👇

At Grangeville Diesel & Auto apply for the NAPA Credit Card

✅ Earn 15% Back (up to $150)
✅ Enjoy 6 Months Promotional Financing on $199+

It’s the perfect opportunity to take care of brakes, tires, maintenance, diesel repairs — whatever your vehicle needs.

We’re proud to serve Grangeville and the surrounding communities.

Come see us before this offer ends 6/30/2026!

05/12/2026

Now Hiring: Experienced Automotive/Diesel Technician

Grangeville Diesel & Auto Performance is looking for a skilled and motivated mechanic to join our team. We specialize in both gas and diesel repair, from routine maintenance to full engine/transmission builds. If you take pride in quality work and want to be part of a shop that values craftsmanship and integrity, we want to hear from you.

Position: Full-Time Automotive/Diesel Technician
Location: Grangeville, Idaho

What We’re Looking For:
• Proven experience in automotive and/or diesel repair
• Diagnostic and troubleshooting skills
• Familiarity with scan tools and repair software
• Strong work ethic and attention to detail
• Ability to work independently and as part of a team
• Valid driver’s license and reliable transportation

What We Offer:
• Competitive pay. $25-60/HR depending on certifications and references.
• Monday–Friday schedule (no weekends!)
• Well-equipped shop with modern tools and equipment
• Opportunities for continued training and growth
• Supportive, professional work environment

If you’re ready to take your career to the next level in a shop that takes pride in its work, apply now. Send your resume or work history to [email protected] or stop by the shop to introduce yourself.

🚨 WE GOT TIRE MACHINES! 🚨We’ve had lots of request for tires.. So we got tire machines. What we have to offer:🔴 Tires of...
05/11/2026

🚨 WE GOT TIRE MACHINES! 🚨

We’ve had lots of request for tires.. So we got tire machines.

What we have to offer:

🔴 Tires of all quality and size

🔴 Great manufacture warranty

🔴 Road hazard protection anywhere in the US!

🔴 Multiple financing options

🔴 Custom wheel and tire packages!

🔴 Come talk to us about a leveling kit with some new wheels and tires at a great bundle deal!

Lift kits to fit all needs and budgets!
- Rough country
- BDS
- Mchaughys
- Cognito
- Tuff Country
And many many more!

208-305-4596

Out with the old, in with the new! This old 1987 Ford is losing the old gutless 6.9 do diesel it came with and getting a...
05/01/2026

Out with the old, in with the new! This old 1987 Ford is losing the old gutless 6.9 do diesel it came with and getting a custom built P-pump mechanical 24 valve Cummins installed!

Another nv5600; 6 speed dodge manual transmission tear down and rebuild! We see it all the time…A little grinding here, ...
04/16/2026

Another nv5600; 6 speed dodge manual transmission tear down and rebuild!

We see it all the time…
A little grinding here, a hard shift there… and before you know it, you’re looking at a much bigger repair than you expected.

At Grangeville Diesel & Auto Performance, we work on a lot of manual transmissions, and most of the time the issues start small:

• It’s getting harder to get into gear
• You hear a grind every once in a while
• The clutch doesn’t feel quite right
• Or it just doesn’t drive like it used to

That’s your vehicle telling you something’s wearing out.

🚗 “I don’t need an oil change yet…”Your truck:👁️👄👁️ “Brother… I am TIRED.”Some of y’all treat oil changes like a suggest...
04/15/2026

🚗 “I don’t need an oil change yet…”

Your truck:
👁️👄👁️ “Brother… I am TIRED.”

Some of y’all treat oil changes like a suggestion instead of a requirement 💀

When you hear:
🔊 Tick tick tick
🔊 Knock knock knock

And still be like…
“Yeah it’s probably fine.”

NO… it’s not fine. It’s CRYING FOR HELP 😭

Meanwhile at Grangeville Diesel & Auto Performance:
✔️ Oil changes cheaper than your last Walmart trip
✔️ Same/next day service
✔️ FREE inspections so we catch problems BEFORE they empty your wallet

Don’t wait until your engine starts sounding like a toolbox in a dryer 🧰

📞 208-305-4596
📍 Monday–Friday 8–5

💬 What noise did your vehicle make that you definitely ignored too long? Be honest 👀

Address

406 Pine Street
Grangeville, ID
83530

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+12083054596

Website

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