Checking the price…
The verdict
Auto Repair For Dummies
SKIP.
This is near the most it has ever cost. Unless you need it now, it's a poor moment to buy.
$20.11
Price checked 5h ago · live price on Amazon
We earn a small commission if you buy — never changes the call.
Its price this year
This price is off the chart.
Sale check Amazon shows “20% off,” measured against a $25 “list price” it doesn't charge. Its usual price is $17 — real discount ≈ 0%.
The phantom Amazon has left this $25 “list price” untouched for 26 months — while the item actually sold for about $17. It's a fixed anchor, not a price it charges.
Prices from Amazon.com · Data sourced from Keepa