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2002 Buick Century 3.1L Hesitation, Surge, Cuts out
This car under heavy accel it will cut out/ hesitate, feels
just like a misfire. I tried new coils with no success. I
checked fuel pressure KOEO 55 psi. Pressure down the road
with problem happening is 50 psi. Seems that the hotter the
vehicle gets the worse i... |
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1991 Chevrolet Lumina 3.1L Cuts out, Stall
This car starts and idles fine. But cuts out or stalls when
the gas pedal is pressed. This condition only happens when
the car is hot. I replaced the cat. convertor first because
I thought it was clogged. Then I replaced the crank sensor
to no luck. I hate gue... |
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1998 Chevrolet S10 Pickup 2.2L no odometer
originally i had [...] on odometer and a complaint of
the odometer flickering on and off and reading 0
all other gauges work correctly and no codes present (that
i can access through my solus)
I swapped the cluster out with 2 known good clusters both
wer... |
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1999 Chevrolet Silverado 4.3L Timing Chain + Transmission
1. Replacing timing chain; what is the function / purpose
of the smaller gear behind the cam gear? Any special
watchouts?
2. How do I access the torque converter bolts when removing
the tranny.
Thanks in advance for your assistance This is my father's
truck ... |
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1999 Chevrolet Express 4.3L No Start, Poor Idle Quality, Hesitation, Stall
Alright, here is what we have. This van came to us on a
trailer, it barely ran good enough to get it into a parking
stall. The customer claims to have changed the fuel pump,
cap and rotor and probably some other items that he failed
to mention to us. O.K. now ... |
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2000 Chevrolet Silverado 5.3L Mechanical
Unit came in for spongy pedal problem with previous ABS
problem. Customer had unplugged fuse for ABS and drove for
awhile like that. When unit came in, customer informed us
that brake pedal went spongy instantly. We changed master
cylinder and bled multiple ti... |
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2002 Chevrolet Express 6.5L No Start
need help engine stalled will not restart 5volt ref ok to
opp sensor. 12v to pdm ok grounds ok pin test harness ok.
no fuel comeing out of pump to injectors.have rpm on crank
650rpm iam missing some thing please help |
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2002 Chevrolet Malibu 3.1L Engine Noise
This is a doozey! Vehicle makes a whistiling noise when
hot. Sounds like its coming from the upper intake area.
Have been unable to pinpoint the cause of the noise.
Checked PCV and hoses - OK. Sounded like maybe a sucked
intake gasket, but when we replaced the... |
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2005 Chevrolet Impala 3.4L No Start, no spark or injector pulse
this car came on a hook customer said tha the day before if
had stalled on him, hard but it restarted,took it home,next
morning it woud not start. Checked,no spark and no injector
pulse.crank and cam sensor had good signal so I checked
igition module with vant... |
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1994 GMC Pickup 4.3L Front Seal
Hey Everyone,Thanks For Taking Time To Help.Truck Came In
With Front Seal Leaking In Trans Leaking.Replaced Seal
Yesterday & Finished Job At End Of Day And Ran For Awhile
To Top Off Fluid And Seal Was Ok (No Leak).This Morning Ran
Truck For Awhile Just To Doub... |
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1998 GMC C-7500 7.2L Will not crank via ignition switch
Orange-black wire at starter relay goes to ignition switch
crank terminal electrically-changes colors per wiring
diagram and what I can see. Per diagram there is ether
start unit [super chassis only-- ? what that is]. I have
removed the starter relay-problem s... |
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2004 GMC Sierra 6.0L 4wd hi
this transfer case has no 4wd hi, 2wd operates, 4wd low
operates but when 4wd hi light is on it's only in 2wd, can
hear encoder motor operate in each mode selected. voltage
changes in each mode, no codes, no blinking lights and can
communicate with atm, suspec... |
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1995 Saturn SL1 1.9L MIL Lamp on
hey saturn guys this is my 2nd saturn i have worked on and
need help. car came to me codes 12 13 26 32 drives good
just has vibration at idle im trying to get light off for
smog i did some reading on mitchel and in archives i
replaced purge soleniod up above s... Trouble codes: 12 (normal), 13 (0 2sensor), 26 (quad driver), 32 (egr). |
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1995 Saturn SL 1.9L Stall
This car runs fine. when the A/C is turned on the pump
cycles rapidly at idle. If you speed the idle up it quits
cycling and stays on. The main concern is when you pull up
to a stop sign the engine will idle clear down and die. It
starts right back up. The EGR... Trouble codes: 32 (53 -), 53. |
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1996 Saturn SL2 1.9L Surge, Stall, MIL Lamp on
hi all. got a good one here. saturn will surge on start up
then fuel pressure will continue to drop until almost stall
then relay will kick in engine will rev and repeat cycle
until ??? sometimes it runs fine. alternator output will go
up to 18 volts during su... Trouble codes: p0563d (system high volt), p1599d (engine stall or near stall detected). |
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2003 Buick Rendezvous 3.4L lr speed signal
OK we found the problem. After thinking overnight and reading all the replies we decided to check the wiring harness in the engine compartment. Got air filter and and PCM housing out of the way. Followed the wiring from EBCM to engine harness and found wiring ... |
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1996 Cadillac DeVille 4.6L MIL Lamp on
Replaced the fuel pump and vehicle was fixed, Thanks Trouble codes: PO131 (sig. low b1-s1), PO138 (sig. hi b1-s1), PO151 (sig low b2-s1), PO171 (sys. lean b1), PO174 (sys. lean b-2), P1139 (ho2s b-1 s-2 insufficient switching). |
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1995 Chevrolet Camaro 3.4L Misfire
Well techs, this camaro is fixed. It did have multiple problems. As stated before, one fuel injector was bad. Replaced that fuel injector. Ended up pulling the heads, valve seals were shot and the valves especially on number one cylinder were carboned up badly... |
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1997 Chevrolet Pickup 5.0L 2-3,3-4 shift
Well the fix turned out to be the moulded 3-4 clutch piston that was not sealing in the drum. Visually it appeared fine but it was blowing by the outer sealing area. The original -during overhaul- aircheck was done with full shop air pressure. With regulated a... |
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1998 Chevrolet Pickup 5.7L brake pedal
I continued to bleed the system and never got any air however the pedal finally came back to an acceptable level. Still not wonderful but customer is happy, thanks for all the help. |
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1999 Chevrolet Venture 3.4L door locks
I pulled up the carpet under the front seat it all looked good there was no water or corrosion on the wires. When I went home that night I left the bcm unhooked so the locks wouldn'd acctivate all night and run the battery dead. When I came back the next morni... |
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2000 Chevrolet Cavalier 2.2L compreesor
would like to thank everyone how helped .the IATN guy how suggest no are flow were wright the cooling fan is not working replaced cooling fan and all is well sometime we all over look things thanks again. |
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2002 Chevrolet Silverado 4.3L MIL Lamp on
What a nightmare, We did have to modify the dist. hold down clamp to get the CMP retard close to 0 degrees, we tried multiple settings from zero to plus or minus 3 degrees and we must have done the relearn 50 times. This needed to be done but did not fix my p... Trouble codes: P0300 (1 and 4 misfire since we changed the cam). |
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2004 Chevrolet Colorado 2.8L drum/shoes
Sorry for the length I took to close this, I just wanted to make sure the vehicles were fixed. It seems the napa premium shoes are too tacky and grabby. Also the adjusters need to be replaced and modified respectivly per bulletin. The napa standard shoes and d... |
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1999 GMC Jimmy 4.3L always in 4wd
Thanks to everyone who replied to my request for help. Most said it was the transaxle control module, and they were right on. Replaced with a used unit, indicator lights and 4wd work perfect. DTC cleared on their own, test drove over two days, O.K. Thanks agai... |
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2000 GMC Safari 4.3L Poor Idle Quality, Hesitation
THANK FOR YOUR REPLIES GUYS. The problem was in the fuel pump lines hookup. somebody changed the fuel pump before and they crossed the evap lines with the return one( both are the same size). so whenever the purge solenoid is activated, it sucks gas from the g... |
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1997 Pontiac Grand Am 3.1L engine oiling/ valve train
Removed oil filter and found metal particle's in and on filter. Spun bearing's in either cam or crank? Therefore i presume the oil pressure was low the whole time and not high, causing internal ware. Offered fix of motor replacement to customer, and customer d... |
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1998 Pontiac Grand Am 2.4L Misfire
Thanks for all the help on this on. I replaced coil cover with an ac delco one and replaced plugs with ac delco ones and now all is well. Theres just some things you can not try and go cheap with. Thanks again
Lee |
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1999 Saturn SL1 1.9L Rear brakes
Most of what we found was that the r side park cable we got from napa had internally fallen to hell, whereby there was a grinding sensation in the park lever when we'd apply the park brake. The cable sheath apparently prematurely ate through so the cable was r... |
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