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International Automotive Technicians Network
Prev Professional Automotive Repair Technical Discussions for September 15, 2007
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Open Help Requests for GM
Help Request Answers
1998 Cadillac DeVille 4.6L Head Bolts VIN: 1G6KD54YOW
Long story short version here. Car came to me with bad engine miss #1 cylinder. I found coolant in the #1 cylinder killing the spark causing missfire. Checked the intake found it has no coolant passages then removed the heads. Replaced Head gaskets and head bo...
2001 Cadillac Catera 3.0L MIL Lamp on VIN: W06VR54R41
Battery went dead after repair Trunk lid and fuel door. Now the car pop the check engine light for P1526 - Minimum Trottle position not learned. I tried clearing the code but pops right up back. The car wont accellarate. Any Ideas??? Thanks to this great team.... Trouble codes: P1526 (Minimum Trottle position not learned)
1995 Chevrolet C2500 Cheyenne 6.5L Hesitation, Surge, Cuts out, Stall VIN: 1GTTGC29F6
We replaced inj pump about 9 months ago for check engine light. Ran great until last month, started acting as if starving for fuel under a load. Replaced fuel filter, seemed ok. Back again, replaced filter, no change. Replaced lift pump at frame, dropped tank ...
2002 Pontiac Montana 3.4L rear brake light VIN: 1GMDXO3EX2
The drivers sidebrake light fails every 2-3 weeks for the past 2 years.Only on the drivers side.no other bulbs are affected.I was wondering if this was like the chevy trucks that needed the whole assembly replaced.I usually found that those affected more than ...
2000 Saturn SC2 1.9L MIL Lamp on VIN: 1G82Y1271Y
will pass test air pump run no amp spikes have vacum to solondid took off air pipe have air come thru to the head can see change in upstream o2 sensor Trouble codes: 410 (sec air)

Fixes & Summaries for GM
Fix/Summary Answers
1997 Buick Park Avenue Ultra 3.8L pwr.wd.,drlcks.,mirrors, VIN: 1G4CU5214V
hey,hey,what can i say?little silly willy sure had his way;the car had had this problem before,a peek under the rocker (left-fnt)revealed a 16 gauge rrrreeeeeddddd??? wire spliced in as a substitute for the 12v constant 20 or 22 gau.orange one from GM,which go...
2003 Cadillac DeVille DTS 4.6L MIL Lamp on VIN: 1G6KF57993
This caddy is out of warr by 5 weeks, local dealers unwilling to help my customer. I have repaired it using updated/redesigned GM kit. Customer now shopping for Lexus to dump Caddy. Thanks for all your replies, steve Trouble codes: P0410 (Secondary AIR problem).
1989 Chevrolet Blazer Scottsdale 5.7L Excessive Emissions, Poor Idle Quality, Stall, MIL Lamp on VIN: 1GNEV18KF1
Ok Guys,I want to thank everyone who replied to my message.Well after an exhausted search to find the one key thing that tied everything together the only thing was the fact this truck only wanted to run well in either back up fuel mode or limp in mode made us... Trouble codes: 44 (fuel system lean).
2004 Chevrolet Impala 3.4L Air door actuator VIN: 2G1WF52E84
Hi guys, I got this one fixed. I found a bad ground on to the BCM and repaired it. And I tried another new actuator on left side. Now the HVAC system functions properly. Thanks for the ideas.
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