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if you installed a new ECU. you install your old mem cal eprom
the best way is to desolder the factory eprom solder in a zif socket
purchase atmel 29c256 eeprom. you would need software such as tuner cat to change parameters
you would need a eeprom programer such as pocket programer and write in .bin
What else can I help you with?
What engines are compatible with a 91 firebird?
Any size SBC engine will fit and is compatible with a 91 Firebird. A 350 engine is the most common that is used for installing in a 91 Firebird.
Gas milage Pontiac 1991 Firebird?
I calc'ed my '91 V8 Formula Firebird to be about 18 mpg.
Where is the ecu unit in a 91 olds 98?
ecu? Do you mean ecm, Engine Control Module?
Does 91 Pontiac firebird have 3rd gen?
A firebird can't "have" third gen. It either is or is not a third generation firebird, and Yes, a 1991 is a third generation.
What automatic transmission fits 91 firebird V8?
700r4
What causes a 1986 Toyota MR2 engine to cut out?
get your ecu checked out my 91 was doing the same thing, the ecu was bad, and the ground to the ecu was bad, which caused the "fry" to the ecu.
Where is the power lock relay on a 91 firebird?
it should be on the door lock motor on some early '91 models
Where is the speed sensor located on a 91 firebird?
on the transmission tailshaft housing
How do you tow a 91 firebird?
Best way to do it is either a flatbed or a trailer
Is an ecu for a 91 model 3vze 4 runner compatible with a ecu for the same motor in a 93 4 runner?
yes!
Where is vehicle speed sensor located on 91 Honda civic '?
in the ecu
How do you turn power off to your antenna on a 91 firebird?
Disconnect wires at antenna
