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Open Help Requests for GM
Help Request Answers
1999 Chevrolet Pickup 5.7L crank no spark
replaced vcm with aftermarket one from napa napa flashed it but failed to realize had prom had to tow to dealer to reflash vcm was charged 169.00 truck ran great then overnite came in morning to start same as before no spark and communication after a while wou...		 View
2000 Chevrolet Cavalier 2.2L Convertor
Hello fellow Technicians I have a car at the shop with a code P1870 Transmission component slip. The fluid looks and smells ok plus the customer keeps up with all the transmission Flushes. With the scan tool the TCC slip is around 200RPM with TCC on at 60 MPH ...		 View
2002 Chevrolet Cavalier 2.2L No Start
need a little help with a security system problem,car cranks but wont start theft light flashes, code B2958 security system sensor data circuit high.customer hade both keys neither would start car, any input would be great.		 View
2003 Chevrolet Malibu 3.1L Coolant
This Malibu is getting what appears to be engine oil in the cooling system. It does not appear to be a lot considering that it has been a few months since the flush was done. It is an oily substance that looks like oil. The trans fluid is clean so I don't beli...		 View
2008 Chevrolet Cobalt 2.2L No Start
Well story begins with customer putting 2 gallons of diesel fuel in tank while refueling. They was afraid to drive it so the store owner recommended they bring it to us. Yes i know it being a 08 model with not even 5000 miles on it it should have went to deale... Trouble codes: Po230 (Fuel Pump Circuit Malfunction).		 View
1995 Geo Tracker 1.6L Hesitation
this car came in with no power, hesitation. started with tune up, now the power is back but hesitation seems worse heres what happens if i feather the throttle it will rev ,if i dump the throttle fast it falls allover its self seems like it only runs on one cy...		 View
2001 Oldsmobile Alero 3.4L MIL Lamp on
hay guys this one has me stumped at idle egr position is 11% to 15% egr position voltage 0.78v at egr and at ecm. egr learned min position is 0.41v, reference voltage 5.00v. With egr unplugged egr position at ecm is 0% if you jump rev reference to egr positi... Trouble codes: p1404 (egr closed possition performance).		 View
2000 Saturn LS2 3.0L steering wheel shakes violently and rduuced ower i
picked up this car for my college student daughter after she decided to leave her 1994 acclaim in low and hit the interstate --the trooper made it 3 miles before she blew the 2.5 with 160 rounds, anyway this saturn is gutsy thing so i hit the interstate and th...		 View

Fixes & Summaries for GM
Fix/Summary Answers
1991 Chevrolet Pickup 6.2L frame
Hey guys and girls.I was able to mount my fifth wheel hitch 2.5 inches ahead of rear axle centre and still had 5 inches of room from corner of trailer to cab.Thanks for all the help.K.W.		 5
1999 Chevrolet Silverado 6.0L Heater
No consistent responses! Some said to try to flush the core or replace the core. Also alot of responses for a temp door problem but I do not believe either these is the problem.		 30
2005 Chevrolet Impala 3.4L srs lamp on
The SIR coil in the column was the problem. Thanks to SIR expert Bob [...] for the correct test resistance of 2 ohms to substitute at connector under column. Thanks to David [...] who services a fleet of Impalas and mentioned coil problems with these mode...		 3
1991 Pontiac Sunbird 2.0L No Start
hello everyone-i wonder what ever happend to quality control? the fix was a salvage yard dist.(2 defective reman dist and one dead module equal large headache) all your reply's confirmed what i thought. the module turns the coil on and off. the lil' beauty le...		 12
2001 Pontiac Grand Prix 3.8L ignition switch
wife spilled coffee into shifter. cleaned it up really good and all is good again... until she drives it I'm sure.. thank-you to everyone that replied. the common reply was to replace shifter assy.		 10
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