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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for March 4, 2006
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Open Help Requests for GM
Help Request Answers
1994 Buick Skylark Custom 2.3L No Start, flickering MIL/PRNDL VIN: 1G4NV553XR
I am going blind trying to decipher Alldata pictograms about this system. The car ran fine up the expressway; coming to a stop OK. On accel, the car went 50 yds up the road, sputtered, and coasted dead into a convenient parking spot. When I first saw the car, ... Trouble codes: XXX (data stream inaccessable), XXX (data stream inaccessable)
1988 Chevrolet Astro 4.3L Poor Idle Quality, Hesitation, Cuts out VIN: 1GNDM1527J
Hey Thank You in advance for any insight. Van came in with a rough idle. I Scoped the secondary Pattern, Fring lines were good 12-14kvs. The spark kv is 1.5kv, The burn line is not pretty, It was showing Turblance in the cyclinder, on all cyclinders. So when i...
2000 Chevrolet S10 4.3L Poor Fuel Economy, MIL Lamp on VIN: 1GCDT19WXY
Came in with po101 and po1870 in computer and service engine light on . Also complaint of poor milage and intermittent lack of power. Checked air filter - was so dirty couldnt see any light through it. Replaced filter and checked a couple of spark plugs - in g... Trouble codes: P0101, P1870
2001 Chevrolet Silverado 2500 6.0L No Start, Stall VIN: 1GCHC29U11
Looking For A Little GM Help. I Have A 2001 Silverado That Quits At Times Driving Down The Road. Has Not Quit On Us. Owner Said When It Quits Engine Shuts Off And Fuel Gauge Goes To Empty.(All Other Gauges Work OK On the Cluster When Truck Stalls). Will Crank ...
2001 Chevrolet Corvette 5.7L all gauges, tac and speedometer VIN: 1G1YY22G91
hi gm performance car tecs. this corvette has never had a bad day, old man driven and never abused. problem is car does set for several weeks at time. never a no start. problem is when car is started, digital read out in dash says, "corvette by chevrolet". tha...
2002 Chevrolet Silverado 2500 HD 8.1L Crank Sensor VIN: 1GCHK23G02
Truck came into our shop with a bad crank sensor. Upon attempting to replace it, the sensor broke free but also broke off flush with top of mounting pad. It appears that the sensor runs inside of a tube that is not accessiable by removing the transmission. Any...
2004 Chevrolet Impala LS 3.8L speedometer\tach VIN: 2G1WH55K64
HI again folks-we have an Impala in which the speedometer gets stuck at certain spots-ie 110mph.tach also erratic and sometimes inop.scanner shows good speed signal.can sometimes get speed to zero mph by cycling key 5 times or so.then works ok for a time-then ...
1994 Pontiac Bonneville SE 3.8L Hesitation, Surge, Cuts out, MIL Lamp on VIN: 1G2HX52L9R
this '94 bonneville came in with a complaint of intermittent mil and intermittent surge. it belongs to a friend of mine and he has no money, just like everyone else. i could not duplicate the symptom, so after finding codes p0321 and p0361, i put a used igniti... Trouble codes: P0321, P0361, P0610

Fixes & Summaries for GM
Fix/Summary Answers
1996 Chevrolet Cavalier 2.2L Cuts out, Stall VIN: 1G1JC1246T
Well I tried all your suggestions, checked the wire harness across the radiator support,pulled the ECM out and found it clean but sealed up from the outside with silicone. As I said before it only stalled once in the shop and crank signal was good and fuel pum...
2002 Chevrolet Tahoe LS 5.3L No Start, Stall VIN: 1GEC13292R
Thanks to all who sent help I swaped fuel pumps changed crank and cam pickups flushed and cleaned fuel system (had injectors professionaly cleaned) this stopped the stalling but not the no start customer wanted to take to GM dealer ship i did and talked to the...
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