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ShopEarl Resources
Check out our library of resources put together for vehicle enthusiasts, professionals in the automotive industry, or anything in-between.
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Bad Transmission Symptoms: Repair, Replace, or Buy Used (2026)
Bad transmission symptoms like slipping, delayed shifts and a burning smell — what each sign means and whether to repair, replace, or buy a used transmission.
12 min
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Driveshaft Replacement Cost in 2026: New vs. Used vs. Rebuilt
Driveshaft replacement cost runs $500–$2,500 at a shop. Compare new, used, and rebuilt driveshaft prices — and see what a used OEM shaft costs on ShopEarl.
8 min
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Radiator Replacement Cost in 2026: New vs. Used
New vs. used radiator cost, real ShopEarl used-radiator prices, and what actually drives the price up.
8 min
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ECM Replacement Cost in 2026: Symptoms, New vs. Used vs. Reman
ECM replacement cost in 2026: what a new, used, or reman module runs, bad ECM symptoms, and how to buy a used ECM without getting burned.
12 min
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AC Condenser Replacement Cost 2026: Avoid Overpaying
AC condenser replacement cost runs $500 to $1,000 at a shop. Compare new, used and reman prices, and see how to buy a used AC condenser right.
8 min
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Transmission Rebuild Cost in 2026: Rebuild vs. Replace vs. Used
A shop transmission rebuild runs $1,500-$3,500. Compare rebuild vs. replace vs. a used or reman transmission, with live ShopEarl used-price data.
10 min
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Allison 1000 Transmission Problems, Symptoms & Replacement Cost (2026)
Allison 1000 transmission problems, symptoms and 2026 replacement cost — new vs. used vs. reman, with live used prices and what to verify before you buy.
12 min
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48RE Transmission Problems, Symptoms & Replacement Cost (2026)
48RE transmission problems, symptoms and 2026 replacement cost – new vs. used vs. reman, with live used 48RE prices and what to check before you buy.
10 min
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Speedometer Not Working? Causes, Fixes & Cost (2026)
A speedometer not working usually points to the speed sensor, wiring, a fuse, the ABS module, or the instrument cluster. Here is how to diagnose it and what a fix costs.
9 min
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5.7 Hemi Engine: Used vs. Remanufactured (2026 Guide)
How much does a used 5.7 Hemi engine cost vs. remanufactured? Real ShopEarl used prices, the warranty tradeoff, fitment, and how to buy without getting burned.
10 min
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Car Door Replacement Cost in 2026: New vs. Used vs. Aftermarket
Car door replacement cost in 2026: what a new, used, or aftermarket door really costs once you add paint and labor — plus how much a used OEM door assembly saves.
9 min
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5.3 Vortec Engine: Used vs. Remanufactured Buyer’s Guide (2026)
Used vs. remanufactured 5.3 Vortec engine, compared on price, warranty, and mileage — with live ShopEarl prices and what to check before you buy.
11 min
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4L80E Transmission Problems, Symptoms & Replacement Cost (2026)
What fails on a 4L80E transmission, how to spot it early, and what used, remanufactured, and shop-installed replacement actually cost in 2026.
10 min
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