Threads Tagged with vacuum

1986, 1987, 305, carb, carbereted, carbureted, ccc, chevy, cleaning, jet, line, lines, ports, qjet, remove, uneeded, vacuum

Cleaning up vacuum mess on CCC Q-Jet

r0nin89 on Sep 11, 2008

Sep 2, 2025 06:00 AM
by 87transamMN

13

3,753

1985, 1999, body, bodyhose, camaro, conections, connection, connections, hose, hoses, nipples, pcv, throttle, tpi, vacuum

Throttle body hose connection question. Doesnt make sense!!

kyrenegade on Apr 10, 2009

Jul 2, 2025 04:54 PM
by henny156

3

7,122

305, 350, 700r4, 91, carsvacum, carsvacumm, diagram, diagrams, feed, firebird, generation, lo3, manifold, port, tbi, transmission, vacum, vacuum

Anyone vacuum diagram for 305 tbi 91 rs

weswisehart on Aug 30, 2008

Apr 11, 2025 02:10 PM
by Tuned Performance

7

8,080

1988, 1989, 1990, 92, ac, acheater, camaro, control, controls, fix, heater, leak, line, lines, trans, vaccum, vacuum, valve

Vacuum leak in AC/Heater controls

jaxflz28 on Dec 22, 2009

Apr 10, 2025 11:39 PM
by lonsal

38

52,899

Cooling

1987, 1989, 1990, 34, 87, 93, camaro, code, error, gen, low, thirdgen, trouble, vacuum, z28

Error code 34

hokiefanatic93 on Dec 30, 2011

Mar 5, 2025 07:22 PM
by Nova73

20

22,658

454, 73, body, coming, engine, gmc, hissing, injection, leak, ls1, plate, sp, sprint, tbi, throttle, vacuum, whistling

why the loud hissing/whistling from my tbi?

super chevy on Jun 14, 2002

Jan 25, 2025 08:32 PM
by Schurkey

20

32,227

15733271, 1989, 305, 90, camaro, check, gen, header, pic, vac, vacuum, valve

Vacuum line filter or check valve? Pic inside...

Tony89GTA on May 29, 2013

Jan 24, 2025 08:50 AM
by Keithb

9

6,798

57, axle, body, hissing, iac, leak, making, noise, rear, replaced, ring, tbi, thirdgen, throttle, trans, vaccuum, vacuum

Tbi hissing noise

dwillis on Feb 26, 2008

Jan 18, 2025 03:39 PM
by Tuned Performance

11

10,961

31, 31l, diagam, diagram, engine, gm, hoses, lines, liter, oldsmobile, plenum, v6, vaccum, vacum, vacuum

3.1L Vacuum Lines

rsttop on Jul 19, 2004

Nov 18, 2024 01:35 PM
by Tuned Performance

7

8,324

91, bwd, camaro, canister, carbon, charcoal, charcoel, check, control, diagram, gen, inline, lines, thirdgen, vacuum, valve, vapor

charcoal canister lines

one92rs on Jun 20, 2011

Oct 30, 2024 11:03 AM
by 1988aguilarluis

16

37,546

Engine/Drivetrain/Suspension Wanted

1571350, 16032395, ac, acdelco, autozone, defroster, delco, disc, firebird, gm, hvac, part, selector, switch, vacuum

HVAC control selector disc fix

icarus402001 on Sep 16, 2007

Oct 28, 2024 08:26 AM
by blacksunshine'91

31

9,319

Interior

1987, 28, 3rd, camaro, chevy, climate, climmate, control, controls, explorer, gen, harness, hissing, noise, panel, sound, vacuum, vent

climate control "hissing" sound

lawdog49 on Feb 11, 2012

Oct 23, 2024 11:38 AM
by Roxxi

21

12,384

Electronics

1988, 1989, 1997171, 87, 92, buy, camaro, egr, number, part, regulator, rs, solenoid, vacuum, valve

[MI]

NEEDED: 87-92 EGR Vacuum Solenoid Part # 1997171

(

1 2)

formulabird305 on Aug 17, 2009

Sep 16, 2024 09:40 AM
by tonys91rs

58

8,936

17083204, 4me, 4mv, 70s, advance, carb, carburetor, difference, hot, jet, m4m, m4mc, m4me, qjet, vacuum

Which Q-jet??? (M4ME, M4MC, 4MV)

CamaroZ_85 on Jul 7, 2002

Sep 6, 2024 09:43 PM
by jmd

8

17,765

1605, 1971, 350, ar34, base, brakes, difference, echlin, edelbrock, full, hei, hydraulic, popping, time, timed, timing, vacuum, vc1862

timed vacuum vs full vacuum, what's the difference?

(

1 2)

Token on Mar 27, 2005

Jun 24, 2024 01:47 PM
by sofakingdom

85

107,649

1987, 31l, camaro, cost, cyliniod, egr, engine, firebird, lt1, solenoid, sylinoid, test, v6, vacuum, valve

EGR Valve and Solenoid

Apolo on Sep 16, 2010

May 14, 2024 10:18 AM
by Johny B good

18

5,552

305, 455, buick, buicks, complete, diagram, efe, engine, manifold, motor, motors, operation, photo, photos, vacuum

Some kind "gate" on one manifold?

BlackFormula on Feb 16, 2008

Mar 19, 2024 06:57 AM
by naf

38

7,981

Exhaust

350, fbody, formula, iac, idle, leaks, ls1, position, superram, surges, surging, switch, throttle, vacuum, wot

unevern idle/surging

TPI-Formula350- on Feb 26, 2011

Feb 13, 2024 01:36 PM
by Fast355

8

2,739

1982, 82, ac, camaro, gen, gm, heater, hook, motors, source, tank, tanks, thirdgen, up, vacuum, wiper

A/C Vacuum Tank

kanuck on Jul 1, 2002

Dec 27, 2023 09:45 AM
by ACebell

10

3,231

Cooling

1985, 1992, 383, camaro, car, corvette, filter, idle, iroc, issues, pcv, required, sbc, vacuum, valve

PCV Valve - Is this true?

Fronzizzle on Jun 28, 2013

Nov 26, 2023 10:21 AM
by george88gta

15

12,138

87, advance, ajdust, differance, firebird, full, idle, manifold, mixture, oirted, screws, set, setting, vacuum, whats

Setting idle mixture with full manifold vacuum advance

skinny z on Jul 31, 2013

Oct 31, 2023 09:32 AM
by skinny z

6

16,088

350, 4000rpms, 750, advance, backfire, backfiring, carb, carburetor, high, ho, issues, popping, proform, rpm, rpms, vacuum

Backfiring through carb at high RPM/Quick Throttle

BigDreams92 on Oct 18, 2006

Oct 3, 2023 09:05 PM
by My84CamaroZ28

12

30,222

1987, 1988, 28, 28l, 35, camaro, gen, leak, leaks, pcv, t3t4, test, thirdgen, vacuum, valve

Vacuum Leak

Trevmust on Oct 1, 2011

Oct 2, 2023 04:08 PM
by Cesarduque44

11

15,321

bad, cap, evap, excess, fuel, gas, pressure, problems, signs, solenoid, symtums, tank, tests, vacuum, working

Solved excessive gas tank pressure - fuel pump noise - evap problem

69 Z11 on Jul 21, 2012

Sep 14, 2023 11:40 AM
by Vince Bentler

20

96,764

02, 28multi, 3rd, 50, 59, 87, diagram, digram, distributor, f, gen, i, l69, lines, photos, port, ram, transam, vacume, vacuum

New Vacuum Diagram

xplane on Apr 9, 2007

Aug 10, 2023 10:03 AM
by Don Christensen

42

35,478

305, 79, 86, camaro, crossfire, engine, line, lines, motor, pictures, trans, vacume, vacuum, wiper, wipper, z28

Vacuum Line

82_Camaro on Apr 24, 2012

Feb 11, 2023 08:40 PM
by T.L.

23

8,955

roughidlefluctuates, slipping, transmission, vacuum

Firebird 89 Problems

zeusking32 on Jan 13, 2023

Jan 13, 2023 08:44 PM
by tajefe

1

299

12200411, 1983, 411, 700r4, chevy, connection, efi, express, force, harness, l98, motor, pcm, switch, vacuum, van

0411 LS1 PCM on a TPI

85mcss on May 29, 2007

Jan 1, 2023 03:17 PM
by bk2life

41

35,866

DFI and ECM

3rd, camaro, car, efe, engine, firebird, gen, gm, info, lg4, switch, swith, thermal, tvs, vaccum, vacuum, yellow

Thermal Vacuum Switch (TVS) for EFE

gearhead141 on Jan 14, 2014

Nov 12, 2022 04:13 PM
by pcdoc2001

11

34,317

Brake Vacuum Cannister

jaykar on Jul 28, 2008

Mar 11, 2022 07:37 PM
by tbroadfoot125

7

1,456

Brakes

83, air, carb, crossfire, dual, factory, linkage, mean, micro, scoop, solenoid, switch, vacuum, wo, z28

'82 Functional Scoop - W/O Crossfire System

kboehringer on May 17, 2006

Mar 9, 2022 12:15 PM
by QwkTrip

15

2,934

Electronics

1984, 700r4, 89, camaro, distr, efe, gm, gmc, switch, thermal, thermo, tvs, vaccum, vaccun, vacuum

Thermal vacuum switch (TVS) question

Ben85Z28 on Apr 28, 2005

Feb 28, 2022 10:15 AM
by 72buickgs

10

29,034

Transmissions and Drivetrain

14014519, 700r4, converter, engine, gm, gm14014519, increase, lock, lockup, manifold, ported, sale, switch, switchfor, vacuum

Vacuum lock-up switch GM PN 14014519

skinny z on Feb 10, 2014

Sep 8, 2021 08:44 PM
by vinman1000

24

36,071

1984, 1984camaro, 84, bolt, codes, cool, engine, ho, hot, overview, pipeing, posi, run, running, vacuum, z28

Felicity's 1984 Camaro Z28 HO

(

1 2 3)

dlinger on Aug 2, 2012

Jun 27, 2021 06:58 PM
by dlinger

115

23,130

Members Camaros

84, 97, air, camaro, cap, fuel, gas, hearing, losing, opening, pressure, removed, sound, suction, tank, vacuum

Suction sound when opening gas cap?

Jonboy2312 on Jan 14, 2010

Jun 7, 2021 06:12 AM
by Vader

29

58,469

1991, 1992, 305, 350, 87, 88, camaro, diagram, hose, iroc, lines, motor, routing, rs, tpi, vacum, vacume, vacuum

TPI Vacuum Line Orientation?

IrocTheZ28 on Oct 31, 2009

Apr 12, 2021 06:31 AM
by 88GTAMikePantel

13

38,303

1989, 350, 57, 91, 97, camaro, diagram, egr, hose, picture, solenoid, tpi, trans, vacuum, z28

350 TPI EGR Solenoid question

hydrolic144 on Jul 30, 2012

Mar 26, 2021 07:38 AM
by Tuned Performance

28

25,956

1989, advance, carb, carburetor, diagram, distributor, edelbrock, hook, idle, iroc, lines, port, sbc, timed, vacuum

which vacuum line is for timing on an edelbrock carb?

86transamws6 on Apr 29, 2003

Jan 21, 2021 08:12 PM
by Fast355

18

221,260

body, ccv, coming, gen, hose, intake, leak, leaks, products, professional, smoke, sources, thirdgen, throttle, vacum, vacuum

vacuum leak from ccv system with professional products throttle body?

88formula305tpi on Apr 10, 2012

Jan 13, 2021 08:43 AM
by leith

8

3,513

1992, 92, camaro, connected, control, cruise, g20, grand, hoses, hvac, prix, problem, surges, vacuum, work

Cruise Control Problems

Red_Dragon_91 on Nov 4, 2007

Oct 28, 2020 04:30 PM
by 1badcj8

37

19,723

Electronics

33, 36, 90, bad, code, codes, corvette, entail, gen, high, jump, maf, pins, pull, sensor, vacuum

Codes 33 & 36 what can I do to fix it!!

tpi81 on Jun 17, 2010

Jul 8, 2020 04:27 PM
by Tony Sanchez

25

26,850

350, chevy, fluctuates, good, idle, low, modified, related, sbc, sensor, static, temperature, timing, vacuum, wont

Another idle problem with carbed 350.

camarodubs on May 4, 2010

Jul 7, 2020 12:32 AM
by Camaro86IrocZ

9

8,254

86, ac, blowing, camaro, coming, control, dash, defrost, firebird, floor, pontiac, top, vacuum, vent, vents

A/C only blowing from defrost vents on dash pad

Driver59 on Jul 17, 2008

Dec 1, 2019 05:18 PM
by henryd3

11

19,410

Cooling

1989, 57, canister, click, open, purge, solenoid, suppose, taurous, time, tpi, vacuum, valve, work, works

When does the Canister Purge solenoid open

Kodfish on Mar 18, 2009

Aug 24, 2019 06:11 PM
by Ahmed Hassan

3

39,699

305, 350, 86, 87, camaro, egr, gen, iroc, l98, location, seliond, solenoid, tpi, transmission, vacuum, z28

86 IROC EGR Solenoid mounting location?

Chevy86 IROC-Z on Jun 6, 2012

Jun 18, 2019 10:00 PM
by Vc290404

11

13,473

2040, 23002500, block, cold, converter, gen, injector, iroc, part, problem, runners, sensor, slp, stall, start, vacuum

How to block off the cold start injector???

cobrakiller1989 on Jun 24, 2001

Jun 1, 2019 11:41 AM
by Csowardsc

19

5,422

17058213, car, carbs, faq, hook, hoses, installation, leak, lines, pics, quadrajet, rochester, routing, taking, vacuum, vacuumscom

Quadrajet vacuum lines?

Akodo on Jul 31, 2009

May 9, 2019 06:58 AM
by K&M84

6

43,428

25140823, blazer, control, cruise, dbw, diagram, gen, inhibit, ls1, lsx, ltxlsx, rb, signal, thrd, vacuum

Digital cruise with LTx/LSx

Pocket on Dec 14, 2009

May 6, 2019 02:24 PM
by Aviator857

25

20,404

LTX and LSX

1988, 700r4, camaro, conections, egr, hoses, injection, iroc, line, lines, picture, port, tpi, tuned, vaccuum, vacuum

TPI OWNERS, I need a little help please. Hoses and lines issues.

(

1 2)

Chevy86 IROC-Z on Jul 6, 2009

Mar 14, 2019 07:23 PM
by Tuned Performance

71

82,233