Superchips GM Flashcal Tuners 2545 Computer Programmer, Tuner, Chevy, GMC, Each

SKU: SRC2545

Computer Programmers

Superchips GM Flashcal Tuners 2545 Computer Programmer, Tuner, Chevy, GMC, Each

SKU: SRC2545

Computer Programmers

IN STOCK! Est Ship 4-7 days. This item is IN STOCK at one of our warehouses or distribution centres, the ETA is the approximate time required to prepare your order for dispatch.

We accept

Description

Superchips GM Flashcal tuners are easy to use and light on your wallet. These handheld automotive devices recalibrate your truck's speedometer for aftermarket wheels, tires, and gears. Just plug them into your truck's OBD-II port, select your new tire size or gear ratio, and voila--your truck is calibrated! They're so easy to use that anyone can install them. Superchips GM Flashcal tuners deliver performance that's simple and affordable.

Flashcal features (options may vary based on year, make, and model):

* Corrects speedometer for tire upgrades between 26 in. to 38 in.
* Speedometer recalibration for gear/axle swaps
* Speed/rev limiter options
* TPMS options
* Reads and clears diagnostic trouble codes
* Digital battery voltage display
* Real-time data logging
* Real-time data monitoring
* Upgradeable to Flashpaq with performance tuning

Part Type

99-16 GM P/U Flashcal Calibration Tool

Data: v4.2 - Upd: 2026-09-29 13:11:08

Specifications

Product Attributes - Brand: Superchips
Product Attributes - Manufacturer's Part Number: 2545
Product Attributes - Part Type: Computer Programmers
Product Attributes - Product Line: Superchips GM Flashcal Tuners
Product Attributes - UPC: 885334060339
Product Attributes - Quantity: Sold individually.

Reference Information

Brand Name/s	Superchips
StreetFX SKU	src2545
SFX Item ID	5176172
Supplier Item Code	5176172
Manufacturer SKU	2545
Manufacturer UPC	885334060339
Alternative References	SCI2545

Compatibility

Application Data

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	SLE
Beginning Year	2014
Ending Year	2007
Engine Type	V8
Engine Family	Chevy small block Gen V
Engine Size	6.0L/364
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	No
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-38 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	SLE
Beginning Year	2014
Ending Year	2018
Engine Type	V8
Engine Family	Chevy small block Gen V
Engine Size	6.6L/403
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	No
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-38 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	SLT
Beginning Year	2002
Ending Year	2013
Engine Type	V8
Engine Family	Chevy big block Gen VII
Engine Size	4.8L/294
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	WT
Beginning Year	2002
Ending Year	2013
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.6L/403
Transmission	Automatic
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	SLT
Beginning Year	2010
Ending Year	2013
Engine Type	V8
Engine Family	Chevy big block Gen VII
Engine Size	8.1L/496
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	SLT
Beginning Year	2002
Ending Year	2004
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Engine Size	6.0L/364
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	BASE
Beginning Year	2001
Ending Year	2016
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.6L/403
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD CLASSIC
Submodel	BASE
Beginning Year	2005
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.6L/403
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes

Universal	No
Make	GMC
Model	SIERRA 2500 HD CLASSIC
Submodel	SLT
Beginning Year	2015
Ending Year	2005
Engine Type	V6
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.6L/403
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	No
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	DENALI
Beginning Year	2003
Ending Year	2016
Engine Type	V6
Engine Family	Chevy big block Gen VII
Engine Size	5.3L/325
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	No
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	DENALI
Beginning Year	2003
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.0L/364
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	DENALI
Beginning Year	2003
Ending Year	2018
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.0L/364
Transmission	Automatic
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	BASE
Beginning Year	2003
Ending Year	2014
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.6L/403
Transmission	Automatic
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-38 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500 HD
Submodel	BASE
Beginning Year	2003
Ending Year	2014
Engine Type	V6
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.6L/403
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-40 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	SL
Beginning Year	2001
Ending Year	2000
Engine Type	V6
Engine Family	Chevy big block Gen VII
Engine Size	8.1L/496
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	SL
Beginning Year	2001
Ending Year	2002
Engine Type	V8
Engine Family	Chevy big block Gen VII
Engine Size	8.1L/496
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	SL
Beginning Year	2001
Ending Year	2002
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.0L/364
Transmission	Automatic
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	SL
Beginning Year	2007
Ending Year	2000
Engine Type	V8
Engine Family	Chevy big block Gen VII
Engine Size	8.1L/496
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	No
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	SL
Beginning Year	2007
Ending Year	2004
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.6L/403
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	No
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	SL
Beginning Year	2006
Ending Year	2007
Engine Type	V8
Engine Family	Chevy big block Gen VII
Engine Size	8.1L/496
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	No
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-38 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	SLT
Beginning Year	2006
Ending Year	2000
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.6L/403
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	SL
Beginning Year	2006
Ending Year	2007
Engine Type	V8
Engine Family	Chevy small block Gen III/IV (LS-based engines)
Engine Size	4.8L/294
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	SLE
Beginning Year	1999
Ending Year	2004
Engine Type	V8
Engine Family	Chevy big block Gen VII
Engine Size	5.3L/325
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	WT
Beginning Year	2003
Ending Year	2004
Engine Type	V8
Engine Family	DURAMAX V8 DIESEL
Engine Size	6.6L/403
Transmission	Automatic
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-35 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes

Universal	No
Make	GMC
Model	SIERRA 2500
Submodel	WT
Beginning Year	2003
Ending Year	2004
Engine Type	V8
Engine Family	Chevy big block Gen VII
Engine Size	8.1L/496
Transmission	Manual
Adjustable Shift Points	No
Adjustable Shift Firmness	No
Adjustable Rev Limiter (application)	Yes
Adjustable Top Speed Limiter	Yes
Cylinder Deactivation	No
Speedometer Recalibration	Yes
Speedometer Recalibration Tire Size Range	26-38 in.
Adjustable Cooling Fan Temperature	No
Diagnostic Scanning	Yes
Application Notes	Can control TPMS sensors.

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Superchips GM Flashcal Tuners 2545 Computer Programmer, Tuner, Chevy, GMC, Each

Superchips GM Flashcal Tuners 2545 Computer Programmer, Tuner, Chevy, GMC, Each

Description

Part Type

Specifications

Reference Information

Compatibility

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