Performance & Fuel | GM Truck Club Forum

Programmers & Tuning

Dial-in your truck with a programmer or a custom tune. Let the friendly discussion continue on here.

878

542K

1 mo ago

878

542K

1 mo ago

Sticky What Do Cold Air Intakes REALLY Do?

2 3 4

66

20K

by fepony

Sticky Warning on E15 fuel. Corrosive and dangerous for older cars and trucks. (Video)

2 3

42

20K

Sticky What do you pay for gas? Gas Prices Survey

86 87 88

2K

361K

Sticky Ultimate MPG guide - Check Expected Mileage (Pleas enter your verified mpg info)

4 5 6

106

127K

Sticky The Magnuson-Moss Warranty Act

2 3

48

31K

by summitwhite11

Sticky What's your MPG?

30 31 32

621

138K

Sticky How to shop for an intake

2

26

27K

Sticky Info on Throttle Body Spacers

5

11K

Sticky Aftermarket Air Flow Sensors and Descreening

6

10K

The importance of the handbrake on your car

0

73

6.0 Vortec new injectors now not building or holding enough fuel pressure

0

89

Truck Won't Start Unless I press the gas pedal while turning the key PLEASE HELP

14

66K

Fuel delivery

2

260

by Wolfhayden8108

fuel Injectors intermittent stops pulsing

5

331

Hybrid Electric Vehicles (HEV): Definition, benefits, types

0

219

I'm Building an engine for my 52 G M C and want the BIG PORT HEAD used in the later 270 and 302 in line engines

0

180

by dolphinporsche

2021 Silverado 6.2l - regular gas?

6

609

by RayVoy

New 4 inch exhaust

3

569

by fepony

1992 GMC c1500 5.7 Auto TBI throttle bore sizes.

8

482

by BackyardMech

83 GMC s15 high Sierra truck 4×4 will start an start going but she starts put putting an stalls out

0

305

by saucedocrystal530

Reprogramming my PCM

0

410

4.3L cmpi linear egr code = 10 mpg better

0

406

Max Low RPM Torque?

12

758

by wjkirk

Exhaust/performance question.

4

778

by fepony

2009 Silverado 5.3 intake backfire while engine is "cold".

4

583

Range Technology Battery Drain??

1

520

by RayVoy

Time to wake up!!

1

534

by fepony

2008 5.3 Sierra w/ 50k

1

601

Budget 4.3 Vortec tips and tricks.

2 3

44

389K

fuel pump not getting full power and turn on headlight truck dies

8

2K

by Ellee

1993 GMC 5.7 Auto c1500 engine/ fuel system upgrade

9

781

P219B and P219A codes 2015 silverado 5.3 (non-flex)

2

2K

2010 Silverado has me Super Stumped

6

948

by RayVoy

Fuel Range Issues

5

1K

Fuel tank swap

0

745

Taller tires vs MPG

7

8K

Neo Socket Scam or Real???

2

28

49K

Rebuilding a TBI 350

3

2K

by BackyardMech

1989 Chevy TBI stalls when put in gear

1

837

Gas Tank Swap

0

792

interpreting live data

12

8K

by andre.gignac

Help! 99 GMC k1500 suburban won't move in any gear!

0

808

by kaylanikakes

o2 simulators

4

18K

Still dead in the water

0

891