Had the oil changed on our 2010 Edge with 40K miles and was told by the
dealership I needed a $90 Fuel Injection service and to have the coolant
flushed. I passed on both thinking they were just trying to upsell me
on profitable services.
When should the injectors be serviced?
How about fuel injector cleaners added to the fuel?
adjusted after 3 years (should have been done last year).
I have been having my coolant "recycled" every 2 years for the last 10
years - it is pumped out and filtered and returned to the vehicle,
with an additive package added to correct the Ph and renew the
If there is any indication of a stumble at idle, misfire, or emission
problem it IS a good idea to clean the injectors every 36,000 miles or
so. Sometimes a good dose of Techron is all that is required - and I
used to use a product like BG 44K in the tank of every car I did a
tune-up on with EFI at the 4 year mark, and BG Supercharge (their
lower strength cleaner) at the intermediate tune-ups.
With "tune-ups" only every 10,000km or 60,000 miles on most vehicles
today I run Techron at about 50,000 miles (80,000km) in my own
If the intank treatment does not solve a problem a "flush" or removal
for cleaning is indicated.
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