Bosch Fuel Injector P/N:0437502013
Bosch 62644 fuel injector for the 2006-2009 Cadillac STS V8 4.4L and other vehicles sprays metered fuel into the engine for combustion. It is a multi-point port injector made to OE specifications, with OE fit, form and function.
A clogged or leaking injector can cause a rough idle, hesitation or a misfire. A weak fuel pump, worn spark plugs or a failing ignition coil can be behind those signs too, so find the cause before you replace an injector.
The 2006-2009 Cadillac STS V8 4.4L and the 2006-2009 Cadillac XLR V8 4.4L both take it. Each engine takes eight injectors, and this listing is one injector.
Fit and size
Build and materials
One fuel injector with its top and bottom mounting o-rings.
Interchange: 12598842
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This part cross-references / interchanges with the following part numbers:
How many fuel injectors does the 2006-2009 Cadillac STS V8 4.4L need?
The V8 4.4L engine takes eight injectors. Bosch 62644 fits it, and this listing is a single injector.
Do the top and bottom o-rings come with this fuel injector?
Yes. The Bosch 62644 package is one fuel injector with two mounting o-rings, one for the top and one for the bottom.
Can this injector run on ethanol fuel (E100)?
Yes. The injector is capable of using ethanol fuel (E100).
How can I tell if a fuel injector is failing?
A failing injector can show up as a rough idle, hesitation or a misfire you notice while driving. A shop can test injector flow and spray pattern.
What type of injector and connector is Bosch 62644?
Bosch 62644 is a multi-point port fuel injector (MPFI) with blade terminals and bolt-in attachment.
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WARNING: These products can expose you to chemicals including lead and phthalates, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.