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Prev Professional Automotive Repair Technical Discussions for February 25, 2014
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Open Help Requests for GM
Help Request Answers
1998 Buick Skylark Custom 3.1L turn signals/ hazards VIN: 1G4NJ52M6W
Hey guys and gals got a good one here. Came in no turn/hazard lights. Okay no problem remove the relay and it rattles. great easy right. Installed new relay and as soon as I turn in the key it starts clicking on and off (no lights flashing). Found a post the w...
2002 Buick Rendezvous CX 3.4L No Start VIN: 3G5DA03E92
Got this vehicle in with blown head gaskets. Repaired as usual. Then murphy's law. No start. We have spark. We have fuel at the regulator. The only code was for an oil sender. Replaced because it was leaking as we don't believe it was the culprit. We are readi... Trouble codes: P1189 (Oil sender circuit)
2005 Cadillac STS 3.6L No Start, Stall VIN: 1G6DW67735
This car has an interesting problem, intermittently while driving will lose ipc, radio, ip/acc lighting, exterior lights then ultimately engine shuts off. usually will turn on abs, stability, air bag, tpms and/or antitheft lights immediately before hand. it oc...
1999 Chevrolet Silverado 1500 5.3L Mechanical VIN: 1GCEK19T8X
the truck is getting right at 60 lbs of fuel pressure and is also getin fire ...I changed out the fuel pump but that didn't fix the problem ... I know it is getting good fire because I started it up and drove it into the shop by spaying parts cleaner into the ...
2004 Chevrolet Malibu Maxx LS 3.5L battery VIN: 1G1ZT64804
Battery goes dead INTERMITTENTLY. Was left for 4 days with no problem. Cust called after a week saying dead AGAIN.. The batt is new- test OK at this time.. no codes in BCM, but batt was dead, so none will be available anyway.. Draw test is .02 amp, and never a...
2008 Chevrolet Silverado 1500 LT 5.3L Block Heater VIN: 2GCEK19008
Hi All - Thanks for the info on this one. We installed an aftermarket block heater that has a thermostatically controlled cord - customer didn't like the thermostat feature (only comes on below 0'F so we bypassed it). Now it will set a code for coolant temp pe...
1993 GMC K2500 Suburban SLE 7.4L transmission VIN: 1GKGK26N4P
Quirky one here. (students problem) Truck will not communicate with scanner KOEO. Will scan fine KOER. Will start out driving fine, watch all pids on scanner and roughly 15 minutes into drive, scanner loses communication (engine or trans access) and tranny goe...
1999 Pontiac Sunfire GT 2.4L No Start, Stall, Misfire VIN: 4G2JB32T9X
Car was brought to me not running, customer says they shut it off at the gas station and it wouldnt restart so they had a friend attempt to work on it, who installed a starter, 2 coils and a crank shaft sensor. Car attempts to start but sounds like timing is o... Trouble codes: P0335
2000 Pontiac Firebird 3.8L Engine Locked Up VIN: 2G2FS22K8Y
The customer had come in for a misfiring issue. He had previously had a tune up done, replaced an ignition coil, and we were to solve this misfiring issue. Everything else seemed ok, so we had recommended that the customer have his timing chain replaced due to...
2009 Pontiac G3 Wave 1.6L Fuel System Lean VIN: KL2TX65E39
Hi guys i have a 2009 pontiac wave g3. Driver was complaining of increased fuel consumption, smell from exhaust and engine mil was on, we scanned the vehicle got a code p0171 fuel system too lean bank one. Checked online trouble shooter suggest possible fuel l...
2003 Saturn Vue 3.0L TCC lockup VIN: 5GZCZ63B13
This problem child came in with a bad trans.Every thing was done in a trans shop,but it didn't work right.They decided on the TCM being the problem,and customer got a used one.This Vue has been to two GM dealers to be flashed.It is AWD and the used TCM came ou...

Fixes & Summaries for GM
Fix/Summary Answers
1990 Cadillac Allante 4.5L Cuts out VIN: 1G6VS3387L
Thank you everybody for helps. I got aftermarket rebuilt distributer assembly which includes hall effect cam switch and ignition module. Furthermore replaced distributor cap and rotor. Engine run 20 min in the shop without trouble. Test drived smoothly. Checke... Trouble codes: E041 (Cam sensor circuit).
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